CN113101582A - Metal draws ladder with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism - Google Patents
Metal draws ladder with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism Download PDFInfo
- Publication number
- CN113101582A CN113101582A CN202110417659.7A CN202110417659A CN113101582A CN 113101582 A CN113101582 A CN 113101582A CN 202110417659 A CN202110417659 A CN 202110417659A CN 113101582 A CN113101582 A CN 113101582A
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- traction
- ring
- hosepipe
- connecting ring
- pipe diameter
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C33/00—Hose accessories
- A62C33/04—Supports or clamps for fire hoses
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/24—Nozzles specially adapted for fire-extinguishing attached to ladders, poles, towers, or other structures with or without rotary heads
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Ladders (AREA)
Abstract
The invention relates to the technical field of traction devices, in particular to an external water belt traction device with a pipe diameter adjusting mechanism for a metal extension ladder, which comprises a traction device main body, wherein the traction device main body comprises an extension ladder shell, the inner wall of the extension ladder shell is connected with a cross frame, the outer surface of the cross frame is connected with a first connecting ring in a butting manner, and the interior of the first connecting ring is connected with a suspension mechanism; this metal draws ladder to hang the mechanism with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism through setting up and can effectively conveniently fix first traction ring at the surface of crossbearer to reduce produced rocking of first connection ring when the hosepipe pressurizes, and the device is through setting up drive mechanism, can conveniently share the inside water pressure weight of partial hosepipe for the firefighter's waist, with the operating time of increase fire control when putting out a fire at a fixed point, and can effectively reduce the tired sense that the long-time fixed point of firefighter was put out a fire.
Description
Technical Field
The invention relates to the technical field of traction devices, in particular to an external water belt traction device with a pipe diameter adjusting mechanism for a metal extension ladder.
Background
A fire-fighting extension ladder is generally stretched out by a rope, a multi-section fire-fighting ladder extending in the linear direction is commonly in a two-section extension ladder and a three-section extension ladder structure form, and a metal extension ladder is required to be used in fire-fighting and rescue operations of certain low floors.
At present, when a part of existing firemen attack hard in a fire room, the existing firemen may need to use a pull ladder to enter the fire room from an outdoor balcony for internal attack, at the moment, when carrying a water hose to climb the pull ladder and enter the fire room, the firemen need to fix the middle section of the water hose on the surface of the pull ladder, so that when part of the gravity of the water hose is shared through the pull ladder, a certain fire extinguishing operation stroke can be added to the firemen, but the traditional fire hose only fixes the water hose on the surface of the pull ladder through a water hose hook, although the water hose can be fixed by adopting the water hose hook, certain defects exist, firstly, the surface of the water hose hook is narrow, and a strange mark can be generated on the surface of the water hose, so that the flow rate of water supply in the water hose is possibly unsmooth, the higher floor is, the water pressure of the water supply is larger, the weight of the hose is increased, and the hose, further, it is inconvenient for firemen to carry the hose to climb the stairs and attack the hose, so that an external hose traction device with a pipe diameter adjusting mechanism for a metal ladder is urgently needed to solve the above problems.
Disclosure of Invention
The invention aims to provide an external water hose traction device with a pipe diameter adjusting mechanism for a metal extension ladder, which aims to solve the problem that water hose traction is inconvenient when part of existing firemen in the background art carry out indoor hardness attack in a fire state.
In order to achieve the purpose, the invention provides the following technical scheme:
an external water hose traction device with a pipe diameter adjusting mechanism for a metal extension ladder comprises a traction device main body, wherein the traction device main body comprises an extension ladder shell, the inner wall of the extension ladder shell is connected with a cross frame, the outer surface of the cross frame is connected with a first connecting ring in an abutting mode, the interior of the first connecting ring is connected with a suspension mechanism, the bottom end surface of the first connecting ring is connected with a first traction ring, the interior of the first traction ring is connected with a fastening mechanism, the back face of the first traction ring is connected with a traction mechanism, and the back face of the first traction ring is connected with a high-pressure water gun;
hang mechanism includes first slip cap, first auxiliary rod, traction area, first inserted bar and compression spring, the front of first connecting ring is connected with first slip cap, the surface of first connecting ring has cup jointed first slip cap, the inside of first connecting ring is inserted and is equipped with first auxiliary rod, just the front central point department of putting of first auxiliary rod is connected with first inserted bar, and the surface of first inserted bar is connected with compression spring.
Preferably, the fastening mechanism comprises a first traction frame, a second spring and an inner supporting ring, the inner wall of the first traction frame is hinged with the first traction frame, the outer surface of the first traction frame is connected with the inner supporting ring, and the inner wall of the first traction frame is connected with the second spring.
Preferably, drive mechanism includes that pull area, second inserted bar, second go-between, first connecting shell, second connect the shell, guiding groove, first spring, first adapter sleeve, interior slide clamp and first slip clamp, the back connection of first traction ring has first connecting shell, and the bottom surface of first connecting shell is connected with the second and connects the shell, the back connection of first connecting shell and second connect the shell has the second go-between, and second go-between inner wall butt has interior slide clamp, interior slide clamp's surface is inserted and is equipped with the second inserted bar, and the surface sliding connection of second inserted bar has first adapter sleeve, the top surface of first adapter sleeve is connected with first spring, the back connection of second go-between has the pull area.
Preferably, the outer surface of the first connecting ring is provided with a sliding groove, and the inner wall of the sliding groove is connected with a first sliding sleeve in a sliding manner.
Preferably, the outer surface of the top end of the transverse frame is provided with a tooth block, and the outer surface of the top end of the tooth block is abutted with the first connecting ring.
Preferably, one end of the compression spring is connected to the inner wall of the first connection ring, and the other end of the compression spring is connected to the outer surface of the first insertion rod.
Preferably, the shape structure of guiding groove is the arc, and the guiding groove is provided with two sets, and two sets of guiding groove are seted up respectively in the front and the back of second go-between.
Preferably, one end of the first spring is connected to the inner wall of the second insertion rod, and the other end of the first spring is connected to the outer surface of the first connecting sleeve.
Preferably, the outer surface of the second connecting ring is uniformly provided with holes at equal intervals, and the inner wall of each hole is connected with a first spring in a clamping manner.
Compared with the prior art, the invention has the beneficial effects that: this metal draws ladder to hang the mechanism with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism through setting up and can effectively conveniently fix first traction ring at the surface of crossbearer to reduce produced rocking of first connection ring when the hosepipe pressurizes, and the device is through setting up drive mechanism, can conveniently share the inside water pressure weight of partial hosepipe for the firefighter's waist, with the operating time of increase fire control when putting out a fire at a fixed point, and can effectively reduce the tired sense that the long-time fixed point of firefighter was put out a fire.
1. The device is provided with the suspension mechanism, when a fireman arrives at a fire-fighting rescue site and needs to use the pull ladder shell to carry out stair climbing interior attack, the pull ladder shell can be firstly manually leaned on the outer surface of a wall body, then a fighter can carry a water hose with a first traction ring fixed on the surface in advance to carry out stair climbing interior attack, the first connecting ring suspended on the outer surface of the first traction ring can be hooked on the outer surface of the cross frame in the stair climbing process, meanwhile, the first sliding sleeve sleeved on the outer surface of the first connecting ring can be pushed forwards conveniently, so that the rubber anti-skidding clamping blocks connected to the inner wall of the first sliding sleeve can be abutted against the rubber anti-skidding clamping blocks positioned on the surface of the cross frame, and meanwhile, the safety and the safety when the cross frame is clamped and connected with the first connecting ring can be further improved through the clamping between the first auxiliary rod and the cross frame on the inner wall of the first connecting ring, and the rubber anti-skidding clamping blocks on the inner wall of the first sliding sleeve can effectively avoid the transverse sliding and the shaking of the first connecting ring on the surface of the cross frame.
2. The device is through being provided with drive mechanism, when the fire fighter scrambles through the extension ladder shell, can separate second go-between and first go-between manually, and get into to take the gesture of putting out a fire to stand and decide the back to indoor at the fire fighter, can hang the second go-between on the fire fighter's combat waistband surface, at this moment, the fire fighter can be and embrace the fixed high-pressure squirt of appearance and put out a fire, and because the floor is higher, pressurize through the fire engine, the inside water velocity of flow of hosepipe can must increase, lead to the weight of hosepipe to be than the hosepipe weight of putting out a fire on level ground a lot more, and through hanging second go-between in fire control waistband surface, part hosepipe weight is shared to accessible fire fighter's waist body, and then can reduce the long-time tired sense of.
Drawings
FIG. 1 is a schematic sectional elevation view of the structure of the present invention;
FIG. 2 is a perspective view of a first connecting ring according to the present invention;
FIG. 3 is a schematic view of the working state of the present invention;
FIG. 4 is a schematic left side sectional view of a first traction ring according to the present invention;
FIG. 5 is a schematic sectional elevation view of a second attachment ring in accordance with the present invention;
FIG. 6 is a schematic sectional front view of the first spring and the first coupling sleeve of the present invention;
FIG. 7 is a schematic right sectional view of the first link ring and the first auxiliary rod according to the present invention;
FIG. 8 is a right side view of the first connecting ring according to the present invention;
FIG. 9 is an enlarged view of the structure at A in FIG. 8;
fig. 10 is an enlarged view of the structure at B in fig. 2 according to the present invention.
In the figure: 1. a pull ladder shell; 2. a cross frame; 3. a first connecting ring; 4. a first traction ring; 5. a first sliding sleeve; 6. a first auxiliary lever; 7. a traction belt; 8. a second plunger; 9. a second connection ring; 10. a first connecting shell; 11. a second connection housing; 12. a guide groove; 13. a first spring; 14. a first connecting sleeve; 15. an inner slide clamp; 16. a first slide clamp; 17. a high pressure water gun; 18. a first traction frame; 19. a second spring; 20. an inner abutting ring; 21. a first plunger; 22. compressing the spring.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, an embodiment of the present invention is shown:
an external water hose traction device with a pipe diameter adjusting mechanism for a metal extension ladder comprises a traction device main body, wherein the traction device main body comprises an extension ladder shell 1, the inner wall of the extension ladder shell 1 is connected with a cross frame 2, the outer surface of the cross frame 2 is connected with a first connecting ring 3 in an abutting mode, the interior of the first connecting ring 3 is connected with a suspension mechanism, the bottom end surface of the first connecting ring 3 is connected with a first traction ring 4, the interior of the first traction ring 4 is connected with a fastening mechanism, the back of the first traction ring 4 is connected with a traction mechanism, and the back of the first traction ring 4 is connected with a high-pressure water gun 17;
hang the mechanism and include first slip cap 5, first auxiliary rod 6, pull area 7, first inserted bar 21 and compression spring 22, the front of first connecting ring 3 is connected with first slip cap 5, first slip cap 5 has been cup jointed to the surface of first connecting ring 3, the inside of first connecting ring 3 is inserted and is equipped with first auxiliary rod 6, and the front central point department of putting of first auxiliary rod 6 is connected with first inserted bar 21, and the surface of first inserted bar 21 is connected with compression spring 22, hang the mechanism through setting up, can put and make things convenient for the fire fighter when drawing ladder shell 1 surface to scramble, fix first connecting ring 3 at the surface of crossbearer 2 fast, shorten the time of fixed hosepipe, in order to conveniently to practice thrift more time and carry out the cat ladder operation for the fire fighter, make its faster enter into and begin to launch the rescue operation of putting out a fire to indoor.
Further, the fastening mechanism comprises a first traction frame 18, a second spring 19 and an inner supporting ring 20, the inner wall of the first traction ring 4 is hinged to the first traction frame 18, the outer surface of the first traction frame 18 is connected with the inner supporting ring 20, the inner wall of the first traction frame 18 is connected with the second spring 19, and the first traction frame 4 can be conveniently fixed on the surface of the water hose in the water supply state through the fastening mechanism.
Further, the traction mechanism comprises a traction belt 7, a second plug rod 8, a second connecting ring 9, a first connecting shell 10, a second connecting shell 11, a guide groove 12, a first spring 13, a first connecting sleeve 14, an inner sliding clamp 15 and a first sliding clamp 16, the first connecting shell 10 is connected to the back of the first traction ring 4, the second connecting shell 11 is connected to the bottom end surface of the first connecting shell 10, the second connecting ring 9 is connected to the back of the first connecting shell 10 and the second connecting shell 11, the inner sliding clamp 15 is abutted to the inner wall of the second connecting ring 9, the second plug rod 8 is inserted into the outer surface of the inner sliding clamp 15, the first connecting sleeve 14 is slidably connected to the outer surface of the second plug rod 8, the first spring 13 is connected to the top end surface of the first connecting sleeve 14, the traction belt 7 is connected to the back of the second connecting ring 9, and by arranging the traction mechanism, the second connecting ring 9 can be conveniently separated from the outer surfaces of the first connecting shell 10 and the second connecting shell 11, and the second connecting ring 9 can be conveniently fixed on the waist of the fireman, so that the tiredness of holding the water hose by the fireman is effectively reduced.
Further, the sliding groove has been seted up to the surface of first connecting ring 3, and the inner wall sliding connection of sliding groove has first sliding sleeve 5, has seted up the sliding groove through the surface at first connecting ring 3, can conveniently make first sliding sleeve 5 slide along the surface of first connecting ring 3.
Further, the top surface of crossbearer 2 is provided with the tooth piece, and the top surface butt of tooth piece has first connecting ring 3, is provided with the tooth piece through the surface at crossbearer 2, and the friction effect between multiplicable first connecting ring 3 and the crossbearer 2 to reduce the produced rocking of first connecting ring 3 at the crossbearer 2 surface during operation.
Further, compression spring 22's one end is connected at the inner wall of first connector ring 3, and compression spring 22's the other end is connected at the surface of first inserted bar 21, can conveniently make first inserted bar 21 can also kick-back to the original place after being pressed through compression spring 22's elastic force effect.
Further, the shape structure of the guide groove 12 is arc-shaped, and the guide groove 12 is provided with two sets, two sets of guide grooves 12 are respectively provided on the front and back of the second connection ring 9, and the second insertion rod 8 can be conveniently guided to slide by setting the shape structure of the guide groove 12 to be arc-shaped.
Further, the inner wall at second inserted bar 8 is connected to the one end of first spring 13, and the surface at first connecting sleeve 14 is connected to the other end of first spring 13, can conveniently make first spring 13 can also kick-back to the original place after receiving the extrusion through the spring action of first spring 13.
Furthermore, the outer surface of the second connecting ring 9 is evenly provided with the holes at equal intervals, the inner wall of each hole is connected with the first spring 13 in a clamping mode, and the outer surface of the second connecting ring 9 is evenly provided with the holes at equal intervals, so that the working position of the second inserting rod 8 can be conveniently fixed.
The working principle is as follows: in the daily maintenance process of equipment by firemen, the first traction ring 4 can be sleeved on the surface of a water hose, then water is supplied to the interior of the water hose, a knob on the outer surface of the first traction ring 4 is manually rotated to enable an inner abutting ring 20 connected to the inner wall of the first traction ring 4 to generate displacement, the inner abutting ring 20 can be tightly attached to the water hose in an expansion state through traction of a first traction frame 18, then the first connection shell 10 and the second connection shell 11 can be sleeved on the surface of the water hose manually, the first connection shell 10 and the second connection shell 11 can be clamped and connected through a clamping structure, then the second connection ring 9 can be manually held, the outer surfaces of the second connection ring 9 and the first connection shell 10 can be clamped and connected fixedly, then a flat belt connected to the first traction ring 4 can be folded, and then the flat belt can be placed in a water hose position of a fire truck, when a fireman arrives at a fire-fighting rescue site and needs to use the extension ladder shell 1 to climb a building for internal attack, the extension ladder shell 1 can be firstly manually leaned against the outer surface of a wall body, then a fighter can carry a water hose with a first traction ring 4 fixed on the surface in advance to attack the ladder, in the ladder climbing process, the first connecting ring 3 hung on the outer surface of the first traction ring 4 can be hooked on the outer surface of the transverse frame 2, meanwhile, the first sliding sleeve 5 sleeved on the outer surface of the first connecting ring 3 can be pushed forwards, so that the rubber anti-skidding clamping blocks connected to the inner wall of the first sliding sleeve 5 can be abutted against the rubber anti-skidding clamping blocks positioned on the surface of the transverse frame 2 conveniently, and meanwhile, the safety and the safety when the transverse frame 2 is clamped and connected with the first connecting ring 3 can be further improved through the clamping between the first auxiliary rod 6 on the inner wall of the first connecting ring 3 and the transverse frame 2, and the rubber anti-skid fixture block on the inner wall of the first sliding sleeve 5 can effectively prevent the first connecting ring 3 from sliding and shaking transversely on the surface of the cross frame 2, meanwhile, when a fire fighter climbs through the pull ladder shell 1, the second connecting ring 9 and the first connecting shell 10 can be separated manually, and after the fire fighter enters the room and takes a fire extinguishing posture to stand, the second connecting ring 9 can be hung on the surface of a fighting waistband of the fire fighter, at the moment, the fire fighter can fix the high-pressure water gun 17 in a holding posture to extinguish a fire, and because the floor is higher, the flow velocity of the water inside the water hose is increased by pressurizing through the fire fighting truck, so that the weight of the water hose is much higher than that of the water hose which extinguishes on the flat ground, and part of the weight of the water hose can be distributed through the waist of the fire fighter by hanging the second connecting ring 9 on the surface of the fire fighting waistband, thereby reducing the fatigue feeling of holding the fire fighter for, and after connecting second go-between 9 through couple and firefighter's waistband, and see that can manually slide second inserted bar 8 along the surface of second go-between 9, make second inserted bar 8 slide along the inner wall of guide slot 12, thereby can make the interior slip clamp 15 who connects at the second go-between 9 inner wall fasten the hosepipe, in order to avoid the hosepipe to produce the phenomenon that hits the firefighter's waist because the hosepipe leads to the hosepipe because water pressure is great, increase the security of firefighter when carrying out the rescue work of putting out a fire, and when the rescue work of putting out a fire finishes, after the fire fighter takes up, can progressively maintain hosepipe and pull ladder shell 1, in order to make it keep in the operating condition of preferred.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides a metal draws ladder with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism, includes the draw gear main part, its characterized in that: the traction device main body comprises a tension ladder shell (1), the inner wall of the tension ladder shell (1) is connected with a cross frame (2), the outer surface of the cross frame (2) is connected with a first connecting ring (3) in an abutting mode, the interior of the first connecting ring (3) is connected with a suspension mechanism, the bottom end surface of the first connecting ring (3) is connected with a first traction ring (4), the interior of the first traction ring (4) is connected with a fastening mechanism, the back of the first traction ring (4) is connected with a traction mechanism, and the back of the first traction ring (4) is connected with a high-pressure water gun (17);
hang mechanism and include first slip cap (5), first auxiliary rod (6), traction area (7), first inserted bar (21) and compression spring (22), the front of first connecting ring (3) is connected with first slip cap (5), first slip cap (5) have been cup jointed to the surface of first connecting ring (3), the inside of first connecting ring (3) is inserted and is equipped with first auxiliary rod (6), just the front central point department of putting of first auxiliary rod (6) is connected with first inserted bar (21), and the surface of first inserted bar (21) is connected with compression spring (22).
2. The metal extension ladder is with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism of claim 1, characterized in that: the fastening mechanism comprises a first traction frame (18), a second spring (19) and an inner abutting ring (20), the inner wall of the first traction ring (4) is hinged to the first traction frame (18), the outer surface of the first traction frame (18) is connected with the inner abutting ring (20), and the inner wall of the first traction frame (18) is connected with the second spring (19).
3. The metal extension ladder is with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism of claim 1, characterized in that: the traction mechanism comprises a traction belt (7), a second inserted bar (8), a second connecting ring (9), a first connecting shell (10), a second connecting shell (11), a guide groove (12), a first spring (13), a first connecting sleeve (14), an inner sliding clamp (15) and a first sliding clamp (16), wherein the back of the first traction ring (4) is connected with the first connecting shell (10), the bottom end surface of the first connecting shell (10) is connected with the second connecting shell (11), the backs of the first connecting shell (10) and the second connecting shell (11) are connected with the second connecting ring (9), the inner wall of the second connecting ring (9) is abutted with the inner sliding clamp (15), the outer surface of the inner sliding clamp (15) is inserted with the second inserted bar (8), the outer surface of the second inserted bar (8) is slidably connected with the first connecting sleeve (14), the top end surface of the first connecting sleeve (14) is connected with the first spring (13), the back of the second connecting ring (9) is connected with a traction belt (7).
4. The metal extension ladder is with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism of claim 1, characterized in that: the outer surface of the first connecting ring (3) is provided with a sliding groove, and the inner wall of the sliding groove is connected with a first sliding sleeve (5) in a sliding mode.
5. The metal extension ladder is with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism of claim 1, characterized in that: the outer surface of the top end of the transverse frame (2) is provided with a tooth block, and the outer surface of the top end of the tooth block is connected with a first connecting ring (3) in an abutting mode.
6. The metal extension ladder is with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism of claim 1, characterized in that: one end of the compression spring (22) is connected to the inner wall of the first connecting ring (3), and the other end of the compression spring (22) is connected to the outer surface of the first inserting rod (21).
7. The metal extension ladder is with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism of claim 3, characterized in that: the shape structure of the guide grooves (12) is arc-shaped, two groups of the guide grooves (12) are arranged, and the two groups of the guide grooves (12) are respectively arranged on the front surface and the back surface of the second connecting ring (9).
8. The metal extension ladder is with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism of claim 3, characterized in that: one end of the first spring (13) is connected to the inner wall of the second inserted bar (8), and the other end of the first spring (13) is connected to the outer surface of the first connecting sleeve (14).
9. The metal extension ladder is with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism of claim 3, characterized in that: the outer surface of the second connecting ring (9) is uniformly provided with holes at equal intervals, and the inner wall of each hole is connected with a first spring (13) in a clamping manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110417659.7A CN113101582A (en) | 2021-04-19 | 2021-04-19 | Metal draws ladder with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110417659.7A CN113101582A (en) | 2021-04-19 | 2021-04-19 | Metal draws ladder with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113101582A true CN113101582A (en) | 2021-07-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110417659.7A Withdrawn CN113101582A (en) | 2021-04-19 | 2021-04-19 | Metal draws ladder with circumscribed hosepipe draw gear that has pipe diameter adjustment mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113101582A (en) |
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| WO2016125012A1 (en) * | 2015-02-06 | 2016-08-11 | Saint-Gobain Weber | A device and a system for supplying material to an application site and use of such a device and system |
| CN108252646A (en) * | 2018-02-01 | 2018-07-06 | 中纬建设工程有限公司 | Foundation pit escape ladder |
| KR20180080061A (en) * | 2017-01-03 | 2018-07-11 | 홍진호 | Apparatus for fixing pipe |
| CN208912374U (en) * | 2018-09-14 | 2019-05-31 | 重庆江北区长安产业有限公司 | Erecting by overhang is used in a kind of spray painting of headlight bracket |
| CN209245466U (en) * | 2018-09-27 | 2019-08-13 | 宋鹏 | A kind of hydraulic engineering tube support arrangement |
| CN210326973U (en) * | 2019-11-19 | 2020-04-14 | 江苏澳能电力电缆附件有限公司 | 110kV oil immersion terminal |
| CN212038734U (en) * | 2020-03-27 | 2020-12-01 | 刘金新 | Anti-falling protection device for fire hose |
-
2021
- 2021-04-19 CN CN202110417659.7A patent/CN113101582A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016125012A1 (en) * | 2015-02-06 | 2016-08-11 | Saint-Gobain Weber | A device and a system for supplying material to an application site and use of such a device and system |
| CN107407099A (en) * | 2015-02-06 | 2017-11-28 | 圣-戈班韦伯公司 | For by the use of the device and system of material supply to practical site and this device and system |
| KR20180080061A (en) * | 2017-01-03 | 2018-07-11 | 홍진호 | Apparatus for fixing pipe |
| CN108252646A (en) * | 2018-02-01 | 2018-07-06 | 中纬建设工程有限公司 | Foundation pit escape ladder |
| CN208912374U (en) * | 2018-09-14 | 2019-05-31 | 重庆江北区长安产业有限公司 | Erecting by overhang is used in a kind of spray painting of headlight bracket |
| CN209245466U (en) * | 2018-09-27 | 2019-08-13 | 宋鹏 | A kind of hydraulic engineering tube support arrangement |
| CN210326973U (en) * | 2019-11-19 | 2020-04-14 | 江苏澳能电力电缆附件有限公司 | 110kV oil immersion terminal |
| CN212038734U (en) * | 2020-03-27 | 2020-12-01 | 刘金新 | Anti-falling protection device for fire hose |
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Application publication date: 20210713 |