CN210451478U - Automatic plate turnover protection fire-catching slag-catching device of fire-catching basin - Google Patents
Automatic plate turnover protection fire-catching slag-catching device of fire-catching basin Download PDFInfo
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- CN210451478U CN210451478U CN201921216105.5U CN201921216105U CN210451478U CN 210451478 U CN210451478 U CN 210451478U CN 201921216105 U CN201921216105 U CN 201921216105U CN 210451478 U CN210451478 U CN 210451478U
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Abstract
The utility model discloses an automatic plate turning protection fire-catching slag-receiving device of a fire-catching basin, which comprises a fire-catching slag-receiving device body and a protection turning plate arranged at the opening of the upper part of the fire-catching slag-receiving device body, wherein, sleeves are symmetrically arranged on the outer walls of any two opposite sides of the fire-catching slag-receiving device body, the sleeves are used for connecting the protection turning plate, the protection turning plate is provided with a telescopic connecting rod corresponding to each sleeve, and the telescopic connecting rod is movably matched with the sleeves in a lifting way; the tops of any two opposite sides of the protective turning plate are symmetrically provided with a hanging piece. The utility model discloses an ann tears open simply, convenient, swift, can reuse many times, also furthest when having realized regularization processing has guaranteed the security of lower part alternately constructor and the reliability of work, and during the use, the peripheral protection in upper end is turned over board and can automatic lifting, plays the guard action, prevents that the spark or welding slag from falling out this basin that connects sparks, avoids appearing the incident, reduces the potential safety hazard, and what be an ideal connects sparks to connect the sediment device in fact.
Description
Technical Field
The utility model relates to a fire-catching slag-receiving device, in particular to an automatic flap-turning protection fire-catching slag-receiving device of a fire-catching basin, which is a fire-catching facility during welding of steel columns and steel beams or steel beams and steel beams, and belongs to the safety field of construction.
Background
As is well known, welding is a very widely applied technology, and is applied in various industries, especially on building sites, where steel bars, steel beams, templates, scaffold frames and other processes are used, molten metal and welding flux are splashed out during welding to form welding sparks, and if the welding work is completed on the ground, the splashed sparks have no great influence, but as buildings, especially high-rise buildings, the welding sparks fall from the high altitude, the welding sparks have the following problem that, on one hand, the sparks fall on workers on low floors, which may cause work injuries, on the other hand, the sparks fall on equipment, which may damage the equipment, and on the other hand, the sparks fall on flammable goods, which may cause fire, in short, many defects and shortcomings exist.
On a building site, a lot of inflammable goods such as wood templates and packaging bags are available, the risk of fire is great, according to the current statistical result, fire caused by welding occurs on many building sites, the loss is heavy, therefore, many building companies make regulation and establishment, measures are required to be taken during high-altitude welding to prevent welding sparks from splashing and falling down, the traditional method is that no fire receiving device is arranged below a welding part or the fire receiving device is simple and crude, but the traditional construction method has the following defects: the components are subjected to vertical cross operation during welding, sparks and welding slag fall off to easily cause fire, great potential safety hazards exist, fixing operation is troublesome, the components are difficult to fix at an ideal position, moving positions in the welding process are time-consuming and labor-consuming, work efficiency is reduced, and the components are inconvenient to use.
Moreover, most welding is carried out in actual operation without any measures due to trouble or influence on working progress, and welding sparks at construction sites fly to dance everywhere and are visible, so that great potential safety hazards exist at any time.
At present, steel structure engineering is widely applied to house building construction due to the advantages of fast construction progress, low cost and the like, steel members are not processed in place during welding, and great potential safety hazards are caused, so that the research on the ignition equipment which is economical and applicable, simple and convenient to operate, safe and reliable, and capable of being repeatedly used is the development requirement of steel structure engineering construction.
The traditional method is that no fire-receiving device is arranged below a welding part or the fire-receiving device is simple, but the traditional construction method has the following defects: the components are crossed up and down during welding, sparks and welding slag fall off easily to cause fire, and great potential safety hazards exist.
Therefore, the key for solving the technical problems is to develop the automatic flap protection fire catching and slag receiving device of the fire catching basin, which has high construction safety and high construction reliability.
Disclosure of Invention
The problem and the defect of solving above-mentioned prior art existence, the utility model discloses improve and the innovation to this, aim at providing one kind and can realize ann tear open simply, convenient, swift, can reuse many times, can adapt to complicated and abominable construction condition in the site operation, have certain practical value, can adapt to the operation of height department, can also guarantee construction safety when carrying convenient to use, can finalize the design processing such a basin of starting to exchange fire automatic turn over board protection and connect the sediment device of starting to exchange fire.
The other purpose of the utility model is to realize that when the hopper is hoisted, the peripheral protective turning plate can be automatically lifted, thereby playing a protective role, preventing sparks from falling out of the fire receiving basin and avoiding safety accidents.
The utility model discloses still another invention purpose not only can realize ann and tear open simple, convenient, swift, can reuse many times, can also guarantee construction safety simultaneously, the device of starting to exchange fire when steel member that can stereotype processing connects.
The utility model discloses still another invention purpose can realize being applicable to the face of weld of steel column and girder steel or girder steel and girder steel of any shape and meet the sediment and connect and can reach and closely laminate with the face of weld, the effect of starting a fire better and when high altitude welding carry and welding station shift light and handy laborsaving.
In order to solve the above problems and achieve the above object, the present invention provides an automatic flap-type protective fire-catching slag-receiving device for fire-catching basin, which is realized by adopting the following design structure and the following technical scheme:
as the improvement of the automatic flap protection fire-catching slag-receiving device of the fire-catching basin, the automatic flap protection fire-catching slag-receiving device comprises a fire-catching slag-receiving device body (1) and a protection flap (2) arranged at an opening at the upper part of the fire-catching slag-receiving device body (1), wherein sleeves (3) are symmetrically arranged on the outer walls of any two opposite sides of the fire-catching slag-receiving device body (1), the sleeves (3) are used for connecting the protection flap (2), telescopic connecting rods (4) are arranged on the protection flap (2) corresponding to the sleeves (3), and the telescopic connecting rods (4) are movably matched with the sleeves (3) in a lifting manner; the top parts of any two opposite sides of the protective turning plate (2) are symmetrically provided with the hanging pieces (5), and the hanging pieces (5) are used for connecting a building.
As the improvement of the utility model, the whole body (1) of the device for receiving fire and receiving slag is a reversed trapezoid component with closed bottom and peripheral side wall and open top, and the top is provided with lugs (11) with annular structures at four corners of the top of the reversed trapezoid component.
As the above further improvement of the utility model, the protective turning plate (2) is a hollow frame member with the bottom and the top in an open state.
As the above further improvement of the utility model, the protection turns over board (2) and shelters from all edges around the import of connecing fire to connect sediment device body (1) and relative up-and-down motion for prevent spark or welding slag and drop and pour.
As a further improvement of the above structure of the present invention, the sleeve (3) is a cylindrical member with a closed bottom, an open top and a hollow interior, and the cylindrical member is vertically welded to the outer wall of the ignition and slag receiving device body (1) or directly processed with the ignition and slag receiving device body (1) to form an integrated structure; the whole telescopic connecting rod (4) is a rod-shaped member which is matched with the sleeve (3) to complete the work.
As the aforesaid of the utility model is further improved, the lower extreme of sleeve pipe (3) is equipped with fixing base (8) perpendicularly, and the one end and the sleeve pipe (3) bottom of fixing base (8) are connected, and the other end of fixing base (8) and the outer wall connection that connects the sediment device body (1) that connects to fire.
As the above-mentioned further improvement of the present invention, an L-shaped structure is formed between the sleeve (3) and the fixing seat (8).
As the above mentioned further improvement of the utility model, the whole piece of the hanging piece (5) is a component shaped like a Chinese character 'omega' or a Chinese character 'ji', and the hanging piece (5) is fixedly connected with the top parts of the two sides of the protection turning plate (2).
As the above mentioned further improvement of the present invention, two opposite inner sides of the hanging piece (5) are respectively provided with two clamping protrusions (51), and the connecting part between the two clamping protrusions (51) is a V-shaped or U-shaped recess.
As a still further improvement of the present invention, at least one holding protrusion (51) is provided on each of two opposite inner sides of the hook (5), and the holding protrusion (51) has a ridge shape or a semi-cylindrical shape.
The working principle is as follows: the automatic flap protection fire catching and slag receiving device with the design structure needs to be installed for standby before construction.
Before installation, an operator only needs to convey the manufactured automatic flap-type protective fire-catching slag-catching device of the fire-catching basin to a specified position of a construction site for placing and installation.
When in installation, an operator only needs to respectively pass four main hoisting steel wire ropes which are prepared in advance through lifting lugs (11) which are adjacent and close to the four corners of the device, the joints are firmly and normally fixed by adopting rope clamps, in the process of installing and connecting the main hoisting steel wire ropes, the operator needs to pre-estimate whether the ignition slag-receiving device body (1) falls back or not in the vertical walking process, then, after the main hoisting steel wire ropes are firmly installed and connected, the operator only needs to firmly fix the free end of the other end of the main hoisting steel wire rope at the corresponding connecting and fixing position of hoisting equipment and ensure the firm and normal fixation, then, the hoisting and installation work is carried out, then, the ignition slag-receiving device is hoisted to the position to be welded, namely, the ignition slag-receiving device body (1) is firmly hung or installed on a supporting beam (7) through a lapping and hanging piece (5) under the assistance of the constructor,
in the suspension installation process, along with the lifting of the lifting piece (5), the lifting piece (5) lifts the protection turning plate (2), plays a role in protection, prevents sparks or welding slag from falling out to connect the welding slag device body (1), and then performs welding operation.
During the welding, spark or welding slag are free decurrent falling body motion owing to the effect of gravity, and the whereabouts in-process is owing to be provided with protection and turns over board (2), consequently, can prevent to block spark or welding slag and outwards drop to outside and cause personnel's bodily injury's problem.
And finally, after the welding construction is finished, the whole device is dismantled, recovered and arranged, transported to a storage warehouse for stacking neatly, and reserved for the next construction to be used continuously.
Compared with the prior art, the utility model produced beneficial effect is:
1. the utility model has simple structure, convenient processing and simple device, and the protective turnover plate at the periphery of the upper end can be automatically lifted in the process of lifting and hanging the device, thereby playing the role of protection, preventing sparks or welding slag from falling out of the fire-receiving basin, being repeatedly used for a plurality of times, avoiding safety accidents, reducing potential safety hazards and being an ideal fire-receiving and slag-receiving device;
2. the utility model has the advantages of simple, convenient and quick installation and disassembly, repeated use for many times, and maximum guarantee of the safety and the working reliability of the lower cross constructors while realizing the shaping processing;
3. the utility model is simple, convenient and fast to use and carry; the material investment is reduced, and the cost is reduced; is economical and environment-friendly; the collection range of the welding slag and the sparks is wide, the safety of field operation personnel is guaranteed, the essential effect on safe and civilized construction is achieved, the processing is convenient, and the cost is low; the material is stainless steel or aluminum alloy, so that the service life is long;
4. the device for receiving fire and slag is simple, convenient, quick, economic and environment-friendly to use and carry; the device has the advantages of wide collection range of welding slag and sparks, contribution to ensuring the safety of field operators, indispensable effect on safe and civilized construction, convenient processing, lower cost, repeated utilization for many times, realization of shaped processing and maximum guarantee of the safety and working reliability of lower cross constructors;
5. the utility model discloses an outside surface scribbles the fluorescent material that can self-luminous, can clearly mark the device's position in night or darkroom and underground construction environment, can play the effect of safe suggestion effectively.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is another design structure form of the invention;
FIG. 3 is a diagram illustrating the usage status of the present invention;
wherein, the reference numbers in the figures: 1-a body of the fire and slag receiving device, 11-a lifting lug;
2, a protective turnover plate;
3, sleeving a sleeve;
4, a telescopic connecting rod;
5-hanging piece, 51-clamping protrusion;
6, a column;
7-a support beam;
8, a fixed seat.
Detailed Description
In order to make the technical means, the inventive features, the objectives and the functions of the present invention easy to understand, the technical solution of the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description, and it should be noted that the embodiments and the features of the embodiments in the present application can be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The automatic plate turnover protection fire-catching slag-receiving device of the fire-catching basin, as shown in the attached drawings 1 to 3 in the specification, comprises a fire-catching slag-receiving device body 1 and a protection turnover plate 2 arranged at an opening at the upper part of the fire-catching slag-receiving device body 1, wherein sleeve pipes 3 are symmetrically arranged on the outer walls of any two opposite sides of the fire-catching slag-receiving device body 1, the sleeve pipes 3 are used for connecting the protection turnover plate 2, telescopic connecting rods 4 are arranged on the protection turnover plate 2 corresponding to the sleeve pipes 3, and the telescopic connecting rods 4 are in lifting movable fit with the sleeve pipes 3; the tops of any two opposite sides of the protective turning plate 2 are symmetrically provided with the hanging pieces 5, and the hanging pieces 5 are used for being connected with a building.
In the utility model, the building comprises a vertical column 6 and a supporting beam 7 welded on one side wall of the vertical column 6, the fire and slag receiving device body 1 is installed or hung on the supporting beam 7 through a hanging piece 5, wherein the vertical column 6 is a steel cylindrical component or a square component with a hollow inner part; the support beam 7 is a steel H-shaped steel member as a whole.
Further, the whole body 1 of the device for receiving fire and slag is an inverted trapezoidal component with a closed bottom and a closed peripheral side wall and an open top, and the four corners of the top of the inverted trapezoidal component are provided with lugs 11 of an annular structure.
The utility model discloses in, 11 welding settings of lug are in connecing the fire and connect 1 tops of sediment device body or directly connect the fire to connect 1 processing of sediment device body and make formula structure as an organic whole.
Further, the protective turning plate 2 is a hollow frame member with the bottom and the top in an open state.
Specifically, the protection turns over board 2 and shelters from the import all around edge that connects the fire to connect sediment device body 1 and relative up-and-down motion for prevent that spark or welding slag from dropping and pouring.
Further, the sleeve 3 is a cylindrical component which is closed at the bottom, open at the top and hollow inside, and the cylindrical component is vertically welded on the outer wall of the fire and slag receiving device body 1 or directly processed with the fire and slag receiving device body 1 to form an integrated structure; the telescopic connecting rod 4 is a rod-shaped member integrally, and the rod-shaped member is matched with the sleeve 3 to complete the work.
Specifically, the lower extreme of sleeve pipe 3 is equipped with fixing base 8 perpendicularly, and the one end and the sleeve pipe 3 bottom of fixing base 8 are connected, and the other end of fixing base 8 and the outer wall connection that connects the sediment device body 1 that connects to meet a fire.
In the utility model, the fixing seat 8 is welded or directly processed into an integrated structure with the outer wall of the fire-receiving slag-receiving device body 1 and the bottom of the sleeve 3.
More specifically, an L-shaped structure is formed between the sleeve 3 and the fixed seat 8.
Further, the whole hanging piece 5 is an omega-shaped or a reversed-V-shaped component, and the hanging piece 5 is fixedly connected with the tops of the two sides of the protection turning plate 2.
The utility model discloses in, this fixed connection is for welding the connection or directly processing into integrated into one piece structure.
Further, two holding protrusions 51 are respectively provided on two opposite inner sides of the hooking member 5, and a connection portion between the two holding protrusions 51 is recessed in a V-shape or a U-shape.
Specifically, at least one holding protrusion 51 is provided on each of two opposing inner sides of the hook 5, and the holding protrusion 51 has a ridge shape or a semi-cylindrical shape.
Further, connect the fire to connect on the surface of sediment device body 1, protection turn over board 2, sleeve pipe 3 and contract connecting rod 4 and overlap joint spare 5 all from interior to outer spraying according to the preface has the flame retardant coating, prevents scalding the layer, moulds plastics layer and antirust coat and warning layer, scribbles phosphor powder on the warning layer.
Specifically, a high-molecular wear-resistant material is injected on the injection molding layer; the anti-rust layer comprises epoxy zinc-rich primer, chlorinated rubber finish paint and epoxy mica iron intermediate paint positioned between the epoxy zinc-rich primer and the chlorinated rubber finish paint; the warning layer is a yellow or black reflective warning tape or a reflective color film or reflective paint.
To sum up, the utility model discloses more specific embodiment is:
example 1
As shown in fig. 1, the automatic flap-protection fire-catching slag-catching device of the fire-catching basin with the above-mentioned design structure needs to be installed for standby before construction.
Before installation, an operator only needs to convey the manufactured automatic flap-type protective fire-catching slag-catching device of the fire-catching basin to a specified position of a construction site for placing and installation.
When in installation, an operator only needs to respectively pass four main hoisting steel wire ropes which are prepared in advance through the lifting lugs 11 which are adjacent to and close to the four corners of the device, the joints are firmly and normally fixed by adopting rope clamps, in the process of installing and connecting the main hoisting steel wire ropes, the operator needs to pre-estimate whether the ignition slag-receiving device body 1 falls back or not in the vertical walking process, then, after the main hoisting steel wire ropes are firmly installed and connected, the operator only needs to firmly fix the free end of the other end of the main hoisting steel wire rope at the corresponding connecting and fixing position of the hoisting equipment and ensure the fixation to be firm and normal, then, the hoisting and installation work is carried out, then, the ignition slag-receiving device body 1 is hoisted to the position to be welded, namely, the ignition slag-receiving device body 1 is firmly hung or installed on the supporting beam 7 through the lapping and hanging piece 5 under the assistance of the constructor,
in the suspension installation process, along with the lifting of the lifting piece 5, the lifting piece 5 lifts the protective turning plate 2 to play a role in protection, prevent sparks or welding slag from falling out of the welding slag receiving device body 1, and then perform welding operation.
During the welding, spark or welding slag are free decurrent falling body motion owing to the effect of gravity, and the whereabouts in-process is owing to be provided with the protection and turns over board 2, consequently, can prevent to block spark or welding slag and outwards drop to outside and cause personnel's bodily injury's problem.
And finally, after the welding construction is finished, the whole device is dismantled, recovered and arranged, transported to a storage warehouse for stacking neatly, and reserved for the next construction to be used continuously.
Example 2
As shown in fig. 2, the embodiment 2 is substantially the same as the embodiment, except that, at least one holding protrusion 51 is respectively arranged on two opposite inner sides of the hanging part 5, during construction, a hanging or mounting point where at least one holding protrusion 51 is respectively arranged on two opposite inner sides is firmly welded above the supporting beam 7, and at least one holding protrusion 51 is respectively arranged on two opposite inner sides arranged on the inner sides of the hanging part 5 to be in line contact with the outer wall of the upper end of the supporting beam 7, so as to ensure the perpendicularity with the supporting upright 1, thereby ensuring the reliable stability of connection and further ensuring the reliability and safety of construction.
The specific operation flow and the operation procedure before installation are the same as those in example 1, and will not be described again here.
To sum up, the utility model discloses the advantage that has in particular embodiment is:
1. the utility model is simple to carry and use, economical, environment-friendly, convenient and quick, reduces material investment and reduces cost;
2. the utility model can adapt to the welding operation at high and low positions, and has convenient processing and lower cost;
3. the utility model can be adjusted according to the operation space, and the material is stainless steel or aluminum alloy, so that the service life is long;
4. the utility model can prevent fire, and reduce the safety threat to the operators caused by welding slag spark and the like;
5. the utility model is simple, convenient and fast to carry and use, reduces material investment and reduces cost;
6. the utility model is economical, environment-friendly, convenient to process and low in cost, and the material is stainless steel or aluminum alloy, so that the service life is long;
7. the utility model can adapt to the welding operation at high and low positions; the fire hazard can be prevented, and the safety threat of welding slag spark and the like to operators can be reduced.
Finally, it should be noted that the conception, specific structure and technical effects of the present invention have been clearly and completely described above in connection with the embodiments and the accompanying drawings, so that the objects, features and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection and connection relationships mentioned herein do not mean that the components are directly connected, but mean that a more preferable connection structure can be formed by adding or reducing connection accessories according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite that does not contradict conflict each other.
Claims (10)
1. The utility model provides an automatic board protection of turning over of basin of receiving fire is received fire and is connect sediment device which characterized in that: the device comprises a fire welding and slag receiving device body (1) and a protection turning plate (2) arranged at an opening at the upper part of the fire welding and slag receiving device body (1), wherein sleeves (3) are symmetrically arranged on the outer walls of any two opposite sides of the fire welding and slag receiving device body (1), the sleeves (3) are used for being connected with the protection turning plate (2), telescopic connecting rods (4) are arranged on the protection turning plate (2) corresponding to the sleeves (3), and the telescopic connecting rods (4) are in lifting movable fit with the sleeves (3); the top parts of any two opposite sides of the protective turning plate (2) are symmetrically provided with the hanging pieces (5), and the hanging pieces (5) are used for connecting a building.
2. The automatic flap protection fire catching and slag receiving device of the fire catching basin as claimed in claim 1, wherein: the fire and slag receiving device body (1) is integrally an inverted trapezoidal component with the bottom and the peripheral side walls being closed and the top being in an open state, wherein the top is large and small, and lifting lugs (11) of an annular structure are arranged at four corners of the top of the inverted trapezoidal component.
3. The automatic flap protection fire catching and slag receiving device of the fire catching basin as claimed in claim 1, wherein: the protective turning plate (2) is a hollow frame-shaped member with the bottom and the top in an open state.
4. The automatic flap protection fire catching and slag receiving device of the fire catching basin as claimed in claim 3, wherein: the protection turning plate (2) shields the peripheral edge of the inlet of the fire-receiving slag-receiving device body (1) and moves up and down relatively, and is used for preventing sparks or welding slag from falling and pouring out.
5. The automatic flap protection fire catching and slag receiving device of the fire catching basin as claimed in claim 1, wherein: the sleeve (3) is a cylindrical component which is closed at the bottom, open at the top and hollow in the interior, and the cylindrical component is vertically welded on the outer wall of the fire and slag receiving device body (1) or is directly processed with the fire and slag receiving device body (1) to form an integrated structure; the whole telescopic connecting rod (4) is a rod-shaped member which is matched with the sleeve (3) to complete the work.
6. The automatic flap protection fire catching and slag receiving device of the fire catching basin as claimed in claim 5, wherein: the lower extreme of sleeve pipe (3) is equipped with fixing base (8) perpendicularly, and the one end and the sleeve pipe (3) bottom of fixing base (8) are connected, and the other end and the outer wall connection that connects the sediment device body (1) that connects to fire of fixing base (8).
7. The automatic flap protection fire catching and slag receiving device of the fire catching basin as claimed in claim 6, wherein: an L-shaped structure is formed between the sleeve (3) and the fixed seat (8).
8. The automatic flap protection fire catching and slag receiving device of the fire catching basin as claimed in claim 1, wherein: the whole piece (5) is omega-shaped or inverted-U-shaped, and the piece (5) is fixedly connected with the tops of the two sides of the protection turning plate (2).
9. The automatic flap protection fire catching and slag receiving device of the fire catching basin as claimed in claim 1, wherein: two opposite inner sides of the hanging piece (5) are respectively provided with two clamping protrusions (51), and the connecting part between the two clamping protrusions (51) is in a V-shaped or U-shaped concave.
10. The automatic flap protection fire catching and slag receiving device of the fire catching basin as claimed in claim 9, wherein: at least one clamping protrusion (51) is respectively arranged on two opposite inner sides of the hanging piece (5), and the clamping protrusion (51) is in a ridge shape or a semi-cylindrical shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921216105.5U CN210451478U (en) | 2019-07-30 | 2019-07-30 | Automatic plate turnover protection fire-catching slag-catching device of fire-catching basin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921216105.5U CN210451478U (en) | 2019-07-30 | 2019-07-30 | Automatic plate turnover protection fire-catching slag-catching device of fire-catching basin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210451478U true CN210451478U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921216105.5U Expired - Fee Related CN210451478U (en) | 2019-07-30 | 2019-07-30 | Automatic plate turnover protection fire-catching slag-catching device of fire-catching basin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210451478U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178760A (en) * | 2021-11-23 | 2022-03-15 | 中国一冶集团有限公司 | Adjustable large-span steel beam welding operation platform |
-
2019
- 2019-07-30 CN CN201921216105.5U patent/CN210451478U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178760A (en) * | 2021-11-23 | 2022-03-15 | 中国一冶集团有限公司 | Adjustable large-span steel beam welding operation platform |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 Termination date: 20210730 |
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| CF01 | Termination of patent right due to non-payment of annual fee |