CN117482451A - Improved drainage transmission structure for winding fire hose - Google Patents
Improved drainage transmission structure for winding fire hose Download PDFInfo
- Publication number
- CN117482451A CN117482451A CN202210876915.3A CN202210876915A CN117482451A CN 117482451 A CN117482451 A CN 117482451A CN 202210876915 A CN202210876915 A CN 202210876915A CN 117482451 A CN117482451 A CN 117482451A
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- China
- Prior art keywords
- swing arm
- fire hose
- hook
- base
- baffle
- Prior art date
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- Pending
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 22
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- 241001330002 Bambuseae Species 0.000 description 2
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- 230000001360 synchronised effect Effects 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 240000006240 Linum usitatissimum Species 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C33/00—Hose accessories
- A62C33/02—Apparatus for cleaning or drying hoses
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C33/00—Hose accessories
- A62C33/04—Supports or clamps for fire hoses
Abstract
The invention provides an improved drainage transmission structure for winding a fire hose, which comprises a base and a swing arm, wherein one side of the swing arm is pivotally connected to the base, the base is elastically connected with the swing arm through a first spring, a lower press roll is arranged on the base, an upper press roll is arranged on the swing arm, the swing arm is elastically rebound and reset by the first spring and is fixedly clamped with the base through a clamping structure, a space for the fire hose to pass through is reserved between the upper press roll and the lower press roll after the swing arm is clamped with the base, the upper press roll and the lower press roll squeeze the fire hose to drain water, and the clamping structure is arranged on one side deviating from the pivotal connection of the swing arm and the base and can automatically and repeatedly clamp the swing arm and the base. The improved drainage transmission structure for winding the fire hose realizes continuous and automatic winding of the fire hose and the fire hose connector, and can fully drain water in the fire hose.
Description
Technical Field
The invention belongs to the technical field of fire control, and particularly relates to an improved drainage transmission structure for winding a fire hose.
Background
The fire hose is a hose for conveying high-pressure water or foam and other flame-retardant liquid, the traditional fire hose takes rubber as a lining, the outer surface of the traditional fire hose is wrapped with flax braid, the advanced fire hose is made of polyurethane and other polymeric materials, both ends of the fire hose are provided with metal joints, and the fire hose can be connected with another water hose to prolong the distance or connected with a nozzle to increase the liquid injection pressure.
After the fire extinguishing is completed, the fire extinguishing water belt needs to be rolled up. The traditional mode of accomodating fire hose is that scene fire fighter adopts manual rolling. Because the fire hose is wet and long, and the fire fighter just performs fire fighting work, the winding of the fire hose is easy to consume the physical power of the fire fighter, and residual water in the fire hose is difficult to extrude, the wound fire hose becomes heavy, the burden is increased for subsequent transportation of the fire hose, the transportation efficiency is affected, and the fire fighting time is delayed. Therefore, when fire fighters roll up and store wet and long fire fighting water belts, and the fire fighting water belts have the defects of insufficient rolling tightness and heavy caused by the fact that more water is easy to remain in the fire fighting water belts.
Chinese patent No. CN111632325 discloses a fire hose winding device, comprising a base plate, a first upright post and a second upright post are fixed on the base plate, a rotary round tube is connected with a bearing on the second upright post, a first baffle is fixed at the end of the rotary round tube, a central cylinder is arranged on the first baffle, a strip-shaped opening is arranged on the side wall of the central cylinder, and a driving component is arranged on the base plate; the first stand column is provided with a first supporting shaft and a second supporting shaft, the first supporting shaft and the second supporting shaft are respectively sleeved with a first rotating sleeve and a second rotating sleeve, the second supporting shaft is fixed on the side face of the first stand column, and the first stand column is also provided with a pressing component. This fire hose coiling mechanism passes through the hosepipe between first change cover and the second change cover to stretch into from the bar opening, make in the hosepipe head imbeds central section of thick bamboo, drive central section of thick bamboo through the motor and rotate, can the rolling hosepipe, utilize first change cover and second change cover extrusion hosepipe, can extrude the remaining water in the hosepipe. However, the fire hose connector of the fire hose cannot be connected, only one fire hose is wound, the winding of the fire hose connected with the fire hose connectors cannot be operated, manual operation is needed, one fire hose connector is wound, and the labor cannot be really liberated.
Therefore, how to thoroughly solve the problems that fire hose and fire hose joints cannot be continuously wound, fire hose drainage is incomplete, and fire hose cannot pass when being folded is to synchronously realize that fire hose and fire hose joints are continuously wound, fire hose drainage and fire hose folding can also pass, and the technical problem to be solved by the urgent need of the person skilled in the art is solved.
Disclosure of Invention
The invention aims to provide an improved drainage transmission structure for winding a fire hose, aiming at the problem of fixing a joint of the fire hose in the prior art.
For this purpose, the above object of the present invention is achieved by the following technical solutions:
an improved drainage transmission structure for winding fire hose, which is characterized in that: the device comprises a base and a swing arm, wherein one side of the swing arm is pivotally connected to the base, the base is elastically connected with the swing arm through a first spring, the base is provided with a lower press roller, the swing arm is provided with an upper press roller, the swing arm is elastically rebounded and reset by using the first spring and is fixedly clamped with the swing arm and the base through a clamping structure, a space for passing through a fire hose is reserved between the upper press roller and the lower press roller after the swing arm is clamped with the base, the fire hose is extruded and drained through the upper press roller and the lower press roller, the clamping structure is arranged on one side deviating from the pivotal connection of the swing arm and the base, and the swing arm and the base can be automatically and repeatedly clamped;
the swing arm is provided with a trigger rod at the outer side of the upper press roll, the trigger rod is provided with a trigger piece, the inner side of the trigger piece is fixedly arranged on the trigger rod, and the outer side of the trigger piece is a gentle cambered surface for the fire hose joint to contact and push and rotate from different angles; the fire hose joint pushes the rotating trigger piece, the trigger piece rotates to drive the trigger rod to rotate so as to unlock the clamping structure and push the swing arm to rotate, the clamping structure is opened, the swing arm rotates to open an opening with the base, and the space between the upper compression roller and the lower compression roller is enlarged for the fire hose joint to pass through; the joint of the fire hose is pulled back to the swing arm through the rebound of the rear first spring, and the clamping structure automatically clamps the swing arm and the base, so that the upper press roller and the lower press roller extrude and discharge water in the fire hose.
The invention can also adopt or combine the following technical proposal when adopting the technical proposal:
as a preferable technical scheme of the invention: the base comprises two side baffles and a bottom plate for fixing the two side baffles, the two side baffles are respectively and fixedly provided with shafts at two ends of the lower press roller, and the two side baffles are higher than the lower press roller in height and form a U-shaped opening for the fire hose to pass through and limit the fire hose;
the swing arm includes left swing arm and right swing arm, and left swing arm and right swing arm bottom pivot respectively are installed in the baffle outside, and the axle at the both ends of compression roller is gone up to left swing arm and right swing arm's fixed respectively, and left swing arm and right swing arm are in the upper end of installing the compression roller and the both ends of the outside fixed mounting trigger lever respectively for the fire hose interface triggers earlier when passing through and triggers the piece, releases chucking structure and makes the swing arm rotate the interval that can enlarge compression roller and lower compression roller relative to the base.
As a preferable technical scheme of the invention: the clamping structure comprises a limit hook, a hook containing groove and a second spring;
the trigger rod is rotatably arranged between the left swing arm and the right swing arm, two ends of the trigger rod are fixedly provided with limiting hooks, and the limiting hooks are driven to rotate when the trigger rod rotates;
the base is provided with a hooking groove at a matched position, and when the limiting hook is hooked in the hooking groove, the swing arm is hooked on the base; when the trigger rod rotates, the limit hook is driven to rotate away from the hook containing groove, the swing arm is driven to release the hook buckle with the base, the limit hook is connected with the swing arm through the second spring, and the limit hook is reset to the hook containing groove by the second spring;
the hooking part of the limiting hook is a sliding surface.
As a preferable technical scheme of the invention: the hook containing groove is provided with a gentle cambered surface matched with the limit hook for enabling the limit hook to go back and forth, the gentle cambered surface is arranged on the outer side of the upper end of the hook containing groove, and the limit hook slides into or leaves the gentle cambered surface to hook the hook containing groove or separate from the hook containing groove.
As a preferable technical scheme of the invention: the hook containing groove is provided with a limiting hook guiding inclined plane, the limiting hook guiding inclined plane is arranged at the sliding front end sliding into the hook containing groove, and the limiting hook guiding inclined plane provides a limiting hook to resist the elasticity of the second spring to gradually open and slide downwards until the hook containing groove is clamped.
As a preferable technical scheme of the invention: the adjusting component comprises a second hooking groove and an adjusting rod, the second hooking groove is fixedly arranged at the upper end of the adjusting rod and is designed to be close to the hooking groove, a groove of the second hooking groove is close to the groove of the hooking groove, the adjusting rod is arranged outside the baffle in a height-adjustable mode to adjust the height of a limiting hook of the hooking groove of the second hooking groove, the hooking angle of the swing arm and the baffle is adjusted, and the distance between the upper pressing roller and the lower pressing roller is adjusted to adapt to fire-fighting water belts with different thicknesses.
As a preferable technical scheme of the invention: the lower end of the adjusting rod is provided with an adjusting rod adjusting hole, the adjusting rod adjusting hole is provided with an adjusting inclined plane, and the adjusting inclined plane is used for locking the adjusting screw rod at different height positions so as to adjust the height position of the adjusting rod;
or the adjusting rod is abutted against the outer wall of the baffle, the baffle and the adjusting rod are respectively provided with a size, the baffle is used as a main ruler, and the adjusting rod is used as a vernier so as to accurately regulate and control the height position of the adjusting rod;
or, the adjusting component is also provided with a locking hook, one end of the locking hook is rotatably installed on the baffle in a locking way, the other end of the locking hook is provided with a groove for locking the limiting hook, and the locking limiting hook rotates to fix the gap between the upper press roll and the lower press roll.
As a preferable technical scheme of the invention: the base is provided with a guide inclined plane at one side deviating from the pivoting of the swing arm for holding and sliding of the fire hose joint;
the guiding inclined plane is provided with a front roller at the lowest part.
As a preferable technical scheme of the invention: the first springs are tension springs, are symmetrically arranged on two sides of the baffle, and are respectively connected with the left swing arm and the baffle on one side, and the right swing arm and the baffle on the other side;
or the first spring is a torsion spring, and the left swing arm and the baffle on one side and the right swing arm and the baffle on the other side are reset by installing the torsion spring at the pivot connection part.
As a preferable technical scheme of the invention: eccentric blocks are arranged at two ends of the rotating shaft of the lower press roll, the eccentric blocks are square, and the distances from the axis of the rotating shaft of the lower press roll to each side of the eccentric blocks are different;
the eccentric block is detachably arranged on the base, and the eccentric block is rotatably arranged to adjust the installation position of the lower press roller on the base.
According to the drainage transmission structure for winding the fire hose, provided by the invention, continuous and automatic winding of the fire hose and the fire hose connector is realized through the cooperation of the swing arm, the base and the clamping structure, and water in the fire hose can be fully discharged; the triggering rod and the triggering piece are matched to trigger the clamping structure to be released rapidly and accurately, so that a space for the fire hose connector to open is provided; the setting of the sliding surface of the limit hook is utilized to enable the limit hook to automatically slide into or slide out of the hook containing groove; the smooth cambered surface of the hook containing groove is matched with the sliding surface of the limiting hook, so that an elastic space is provided for the folding fire hose, and water of the single-layer fire hose can be effectively discharged. The drainage transmission structure for winding the fire hose is applied to winding the fire hose, manual winding of the fire hose one by one is not needed, the possibility is provided for automatic and continuous winding of the fire hose, the possibility is also provided for synchronous realization of winding and synchronous drainage of the fire hose, the transmission is stable, the drainage transmission structure can flexibly adapt to the drainage transmission of the folding fire hose or the fire hose with foreign matters, the drainage transmission structure has great popularization and application value in the field of winding the fire hose, the workload of firefighters is greatly reduced, and the operation space is provided for light work of firefighters.
Drawings
FIG. 1 is a schematic view of a partially exploded construction of a locking hook of the present invention;
fig. 2 is a schematic view 1 of the swing arm 2 and the base 1 of the present invention when opened;
fig. 3 is a schematic view 2 of the structure of the swing arm 2 and the base 1 of the present invention when opened;
fig. 4 is a schematic drawing 1 showing the vernier scale when the swing arm 2 and the base 1 are folded;
fig. 5 is a schematic drawing 2 showing the vernier scale when the swing arm 2 and the base 1 are folded;
fig. 6 is a schematic structural view of the swing arm 2 and the base 1 of the present invention when slightly stretched;
in the drawings, a base 1; a baffle 101; a base plate 102; a guide slope 103; a front roller 104; the limit hook guides the inclined plane 105; a hooking groove 106; a gentle arc surface 1041; a swing arm 2; a left swing arm 201; a right swing arm 202; a stop hook 204; an upper press roller 3; a lower press roll 4; a first spring 5; a trigger lever 8; a trigger 801; a second spring 9; an adjustment member 11; a second hooking recess 1101; an adjustment lever 1102; an adjustment lever adjustment hole 1103; an adjusting screw 1104; adjusting the incline 1105; a locking hook 13; eccentric mass 14.
Detailed Description
The invention will be described in further detail with reference to the drawings and specific embodiments.
Example 1
As shown in fig. 1-6, the improved drainage transmission structure for winding the fire hose comprises a base 1 and a swing arm 2 with one side pivotally connected to the base 1, wherein the base 1 and the swing arm 2 are elastically connected through a first spring 5 at one side of the pivotal connection, the base 1 is provided with a lower press roll 4, the swing arm 2 is provided with an upper press roll 3, the swing arm 2 is elastically rebound and reset by the first spring 5 and is fixedly clamped with the base 1 by a clamping structure, a space for passing through the fire hose is reserved between the upper press roll 3 and the lower press roll 4 after the swing arm 2 is clamped with the base 1, and the upper press roll 3 and the lower press roll 4 are used for extruding and draining the fire hose, wherein the clamping structure is arranged at one side deviating from the pivotal connection of the swing arm 2 and the base 1 and can automatically and repeatedly clamp the swing arm 2 and the base 1;
the swing arm 2 is provided with a trigger rod 8 at the outer side of the upper press roller 3, the trigger rod 8 is provided with a trigger piece 801, the inner side of the trigger piece 801 is fixedly arranged on the trigger rod 8, and the outer side of the trigger piece 801 is a gentle cambered surface for the fire hose joint to contact and push and rotate from different angles; the fire hose joint pushes the rotating trigger piece 801, the trigger piece 801 rotates to drive the trigger rod 8 to rotate so as to unlock the clamping structure and push the swing arm 2 to rotate, the clamping structure is opened, the swing arm 2 rotates to open an opening with the base 1, and the space between the upper press roll 3 and the lower press roll 4 is enlarged for the fire hose joint to pass through; the joint of the fire hose is capable of springback and pulling back the swing arm 2 through the rear first spring 5, and the clamping structure automatically clamps the swing arm 2 and the base 1, so that the upper press roller 3 and the lower press roller 4 are used for extruding and discharging water in the fire hose.
According to the improved drainage transmission structure for winding the fire hose, the upper pressing roller 3 is fixedly arranged on the swing arm 2, the lower pressing roller 4 is fixedly arranged on the base 1, one end of the swing arm 2 is pivotally arranged on the base 1, the other end of the swing arm 2 can be repeatedly clamped through the clamping structure, and the upper pressing roller 3 and the lower pressing roller 4 can pass through the fire hose and squeeze and drain water in the fire hose. According to the improved drainage transmission structure for winding the fire hose, the trigger piece 801 is utilized to drive the trigger rod 8 to rotate, the clamping structure is unlocked, and when the fire hose connector passes through, the swing arm is pushed to rotate, so that the fire hose connector automatically passes through; after the fire hose joint passes through, the swing arm 2 is pulled back by the first spring 5, and the clamping structure is matched with the automatic clamping swing arm 2 and the base 1, so that the upper press roll 3 and the lower press roll 4 clamp the fire hose.
When the fire hose needs to be wound, the clamping structure clamps one sides of the openings of the swing arm 2 and the base 1, and the transmission structure for winding the fire hose is utilized to extrude the residual water in the passing fire hose so as to facilitate winding;
when the fire hose joint that the fire hose is connected needs to pass, the fire hose joint touches trigger piece 801 earlier and drives trigger piece 801 to rotate, trigger piece 801 fixed mounting is on trigger lever 8, trigger lever 8 is driven by trigger piece 801 and rotates, trigger lever 8 rotates and unties the chucking structure, opens swing arm 2 and the opening of base 1, has also enlarged the distance between lower compression roller 4 and the last compression roller 3 simultaneously, for the fire hose joint is automatic to be passed through provides the passageway.
Swing arm 2 and base 1 can be through the opening of first spring 5 automatic pullback reduction swing arm 2 and base 1, have reduced the interval between the two, and chucking structure automatic chucking swing arm and base 1 realize going up compression roller 3 and lower compression roller 4 extrusion drainage fire hose in water.
According to the improved drainage transmission structure for winding the fire hose, through the cooperation of the clamping structure, the swing arm 2 and the base 1 are automatically and repeatedly opened and closed, the fire hose and the fire hose connector continuously and uninterruptedly pass through, and the fire hose can be fully extruded to drain and the fire hose connector continuously and smoothly pass through synchronously.
The base 1 comprises two side baffles 101 and a bottom plate 102 for fixing the two side baffles 101, the two side baffles 101 are respectively and fixedly provided with shafts at two ends of the lower press roll 4, the two side baffles 101 are higher than the lower press roll 4 in height and form a U-shaped opening for a fire hose to pass through and limit the fire hose; the swing arm 2 comprises a left swing arm 201 and a right swing arm 202, the bottoms of the left swing arm 201 and the right swing arm 202 are respectively and pivotally mounted on the outer side of the baffle 101, shafts of the left swing arm 201 and the right swing arm 202 are respectively and fixedly mounted on two ends of the upper press roller 3, the left swing arm 201 and the right swing arm 202 are respectively and fixedly mounted on two ends of the trigger rod 8 on the outer side of the upper end of the upper press roller 3, when a fire hose interface passes, the trigger piece 801 is triggered firstly, and the clamping structure is released to enable the swing arm 2 to rotate relative to the base 1 so as to enlarge the distance between the upper press roller 3 and the lower press roller 4.
The clamping structure comprises a limit hook 204, a hook containing groove 106 and a second spring 9; the trigger rod 8 is rotatably arranged between the left swing arm 201 and the right swing arm 202, two ends of the trigger rod 8 are fixedly provided with limiting hooks 204, and the limiting hooks 204 are driven to rotate when the trigger rod 8 rotates; the base 1 is provided with a hooking groove 106 at a matched position, and when the limiting hook 204 is hooked on the hooking groove 106, the swing arm 2 is hooked on the base 1; when the trigger rod 8 rotates, the limit hook 204 is driven to rotate away from the hook containing groove 106, the swing arm 2 is driven to release the hook buckle with the base 1, the limit hook 204 is connected with the swing arm 2 through the second spring 9, and the limit hook is reset to the hook containing groove 106 by the second spring 9; the hooking portion of the limiting hook 204 is a sliding surface.
The hooking portion of the limiting hook 204 is a sliding surface, and in the present invention, the hooking portion of the limiting hook 204 is a sliding surface, which provides a possibility of a stress effect and a movement direction for automatically hooking or slipping the hooking groove 106 and the limiting hook 104.
The hook containing groove 106 is provided with a gentle arc surface 1041 matched with the limit hook 204 for the limit hook 204 to reciprocate, the gentle arc surface 1041 is arranged at the outer side of the upper end of the hook containing groove 106, and the limit hook 204 slides into or leaves the gentle arc surface 1041 to hook the hook containing groove 106 or separate from the hook containing groove 106.
When the fire hose is rolled, if the situation that the thickness suddenly increases due to folding reasons of the fire hose is encountered, the smooth cambered surface 1041 and the sliding surface of the hooking part of the limiting hook can be used for coping with the folding situation of the fire hose, and can also be used for extruding and draining water, so that the problem that the fire hose is insufficient in draining water due to unfixed interval between the upper pressing roller 3 and the lower pressing roller 4 is avoided due to the fact that the fire hose is rolled due to fixed interval between the upper pressing roller and the lower pressing roller.
The hook accommodating groove 106 is provided with a limit hook guiding inclined plane 105, the limit hook guiding inclined plane 105 is arranged at the sliding front end sliding into the hook accommodating groove 106, and the limit hook guiding inclined plane 105 provides a limit hook 204 to resist the elasticity of the second spring 9 to gradually open and slide downwards until the hook accommodating groove 106 is clamped.
The adjusting member 11 is disposed in the hooking groove 106, the adjusting member 11 includes a second hooking groove 1101 and an adjusting rod 1102, the second hooking groove 1101 is fixedly mounted at the upper end of the adjusting rod 1102 and is designed to abut against the hooking groove 106, a groove of the second hooking groove 1101 is close to a groove of the hooking groove 106, the adjusting rod 1102 is mounted on the outer side of the baffle 101 in a height-adjustable manner, so that the height of the second hooking groove 1101 is adjusted to hook the limiting hook 204, the hook angle of the swing arm 2 and the baffle 101 is adjusted, and the distance between the upper press roll 3 and the lower press roll 4 is adjusted to adapt to fire-fighting water belts with different thicknesses.
In addition, in the invention, the design of the second hooking groove 1101 in the adjusting member 11 is matched with the setting of the position to fixedly install the limiting hooks 204 at two ends of the trigger rod 8, so that the limiting hooks 204 can be selected to be limiting hooks with the same thickness, the inner hooking parts are not required to be arranged, the limiting hooks can be directly hooked on the second hooking groove 1101, the processing difficulty of the limiting hooks is reduced, the materials used by the limiting hooks 204 are reduced, and the production cost is reduced.
An adjusting rod adjusting hole 1103 is arranged at the lower end of the adjusting rod 1102, an adjusting inclined plane 1105 is arranged at the adjusting rod adjusting hole 1103, and the adjusting inclined plane 1105 is used for locking the adjusting screw 1104 at different height positions so as to adjust the height position of the adjusting rod 1102; the adjusting rod 1102 is abutted against the outer wall of the baffle plate 101, the baffle plate 101 and the adjusting rod 1102 are respectively provided with a size, the baffle plate 101 is used as a main ruler, and the adjusting rod 1102 is used as a vernier so as to accurately adjust and control the height position of the adjusting rod; the adjusting member 11 is further provided with a locking hook 13, one end of the locking hook 13 is rotatably installed on the baffle 101 in a locking manner, the other end of the locking hook is provided with a groove for locking the limiting hook 204, and the locking limiting hook 204 rotates to fix the gap between the upper press roller 3 and the lower press roller 4.
In the invention, a guide inclined plane 103 is arranged on one side of the base 1 deviating from the pivoting of the swing arm 2 for holding and sliding of the fire hose joint; the guide slope 103 is provided with a front roller 104 at the lowest position.
The arrangement of the front roller 104 can reduce the consumption force during the winding of the subsequent fire hose, also improves the operation stability and the service life of the whole equipment, and the combination of the front roller 104 and the guide inclined plane 103 ensures that the fire hose joint cannot shake due to winding during the way to the upper pressing roller and the lower pressing roller, is very stable, reduces the weighing of the lower pressing roller 4 and improves the use stability of the drainage transmission structure.
The first springs 5 are tension springs, are symmetrically arranged on two sides of the baffle 101, and are respectively connected with the left swing arm 201 and one side of the baffle 101, and the right swing arm 202 and the other side of the baffle 101; the first spring 5 is a torsion spring, and the left swing arm 201 and the side baffle 101, and the right swing arm 202 and the side baffle 101 are reset by installing the torsion spring at the pivot connection position.
Eccentric blocks 14 are arranged at two ends of the rotating shaft of the lower press roll 4, the eccentric blocks are square, and the distances from the axis of the rotating shaft of the lower press roll 4 to each side of the eccentric blocks 14 are different; the eccentric block 14 is detachably mounted on the base 1, and the eccentric block 14 is rotatably mounted to adjust the mounting position of the lower press roll 4 on the base 1. Through the installation of eccentric block 14 in different directions, the installation position of lower compression roller 4 has been adjusted, can adjust the interval between upper compression roller 3 and the lower compression roller 4 for same fire hose is drainage transmission structure for rolling, just can be suitable for the fire hose of different thickness, has realized the expansion of same fire hose is drainage transmission structure application scope for rolling, is suitable for marketing and uses.
The above detailed description is intended to illustrate the present invention by way of example only and not to limit the invention to the particular embodiments disclosed, but to limit the invention to the precise embodiments disclosed, and any modifications, equivalents, improvements, etc. that fall within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An improved drainage transmission structure for winding fire hose, which is characterized in that: the device comprises a base and a swing arm, wherein one side of the swing arm is pivotally connected to the base, the base is elastically connected with the swing arm through a first spring, the base is provided with a lower press roller, the swing arm is provided with an upper press roller, the swing arm is elastically rebounded and reset by using the first spring and is fixedly clamped with the swing arm and the base through a clamping structure, a space for passing a fire hose is reserved between the upper press roller and the lower press roller after the swing arm is clamped with the base, the upper press roller and the lower press roller extrude and drain the fire hose, and the clamping structure is arranged at one side deviating from the pivotal connection of the swing arm and the base and can automatically and repeatedly clamp the swing arm and the base;
the swing arm is provided with a trigger rod at the outer side of the upper press roll, the trigger rod is provided with a trigger piece, the inner side of the trigger piece is fixedly arranged on the trigger rod, and the outer side of the trigger piece is a gentle cambered surface for the fire hose joint to contact and push and rotate from different angles; the fire hose joint pushes the rotating trigger piece, the trigger piece rotates to drive the trigger rod to rotate so as to unlock the clamping structure and push the swing arm to rotate, the clamping structure is opened, the swing arm rotates to open an opening with the base, and the space between the upper compression roller and the lower compression roller is enlarged for the fire hose joint to pass through; the joint of the fire hose is pulled back to the swing arm through the rebound of the rear first spring, and the clamping structure automatically clamps the swing arm and the base, so that the upper press roller and the lower press roller extrude and discharge water in the fire hose.
2. The improved fire hose reel-up drain drive structure of claim 1, wherein: the base comprises two side baffles and a bottom plate for fixing the two side baffles, the two side baffles are respectively and fixedly provided with shafts at two ends of the lower press roller, and the two side baffles are higher than the lower press roller in height and form a U-shaped opening for the fire hose to pass through and limit the fire hose;
the swing arm includes left swing arm and right swing arm, and left swing arm and right swing arm bottom pivot respectively are installed in the baffle outside, and left swing arm and right swing arm are fixed the axle at the both ends of compression roller respectively, and left swing arm and right swing arm are installed the upper end of compression roller and are inclined to one side outside both ends of fixed mounting trigger lever respectively for the fire hose interface triggers earlier when passing through and triggers the piece, releases chucking structure and makes the swing arm rotate the interval that can enlarge compression roller and lower compression roller relative to the base.
3. The improved fire hose reel-up drain drive structure of claim 2, wherein: the clamping structure comprises a limit hook, a hook containing groove and a second spring;
the trigger rod is rotatably arranged between the left swing arm and the right swing arm, two ends of the trigger rod are fixedly provided with limiting hooks, and the limiting hooks are driven to rotate when the trigger rod rotates;
the base is provided with a hooking groove at a matched position, and when the limiting hook is hooked in the hooking groove, the swing arm is hooked on the base; when the trigger rod rotates, the limit hook is driven to rotate away from the hook containing groove, the swing arm is driven to release the hook buckle with the base, the limit hook is connected with the swing arm through the second spring, and the limit hook is reset to the hook containing groove by the second spring;
the hooking part of the limiting hook is a sliding surface.
4. The improved fire hose reel-up fire hose drive as claimed in claim 3, wherein: the hook containing groove is matched with the limiting hook to form a gentle cambered surface for the limiting hook to go back and forth, the gentle cambered surface is arranged on the outer side of the upper end of the hook containing groove, and the limiting hook slides into or leaves the gentle cambered surface to hook and buckle the hook containing groove or separate from the hook containing groove.
5. The improved fire hose reel-up drain drive structure as recited in claim 3, wherein: the hook containing groove is provided with a limiting hook guiding inclined plane, the limiting hook guiding inclined plane is arranged at the sliding front end sliding into the hook containing groove, and the limiting hook guiding inclined plane provides a limiting hook to resist the elasticity of the second spring to gradually open and slide downwards until the hook containing groove is clamped.
6. The improved fire hose reel-up fire hose drive as claimed in claim 3, wherein: the adjusting component comprises a second hooking groove and an adjusting rod, the second hooking groove is fixedly arranged at the upper end of the adjusting rod and is designed to be close to the hooking groove, a groove of the second hooking groove is close to the groove of the hooking groove, the adjusting rod is arranged outside the baffle in a height-adjustable mode to adjust the height of a limiting hook of the hooking groove of the second hooking groove, the hooking angle of the swing arm and the baffle is adjusted, and the distance between the upper pressing roller and the lower pressing roller is adjusted to adapt to fire-fighting water belts with different thicknesses.
7. The improved fire hose reel-up drain drive structure of claim 6, wherein: the lower end of the adjusting rod is provided with an adjusting rod adjusting hole, the adjusting rod adjusting hole is provided with an adjusting inclined plane, and the adjusting inclined plane is used for locking the adjusting screw rod at different height positions so as to adjust the height position of the adjusting rod;
or the adjusting rod is abutted against the outer wall of the baffle, the baffle and the adjusting rod are respectively provided with a size, the baffle is used as a main ruler, and the adjusting rod is used as a vernier so as to accurately regulate and control the height position of the adjusting rod;
or, the adjusting component is also provided with a locking hook, one end of the locking hook is rotatably installed on the baffle in a locking way, the other end of the locking hook is provided with a groove for locking the limiting hook, and the locking limiting hook rotates to fix the gap between the upper press roll and the lower press roll.
8. The improved fire hose reel-up drain drive structure as recited in claim 3, wherein: the base is provided with a guide inclined plane at one side deviating from the pivoting of the swing arm for holding and sliding of the fire hose joint;
the guiding inclined plane is provided with a front roller at the lowest part.
9. The improved fire hose reel-up drain drive structure of claim 2, wherein: the first springs are tension springs, are symmetrically arranged on two sides of the baffle, and are respectively connected with the left swing arm and the baffle on one side, and the right swing arm and the baffle on the other side;
or the first spring is a torsion spring, and the left swing arm and the baffle on one side and the right swing arm and the baffle on the other side are reset by installing the torsion spring at the pivot connection part.
10. The improved fire hose reel-up drain drive structure of claim 1, wherein: eccentric blocks are arranged at two ends of the rotating shaft of the lower press roll, the eccentric blocks are square, and the distances from the axis of the rotating shaft of the lower press roll to each side of the eccentric blocks are different;
the eccentric block is detachably arranged on the base, and the eccentric block is rotatably arranged to adjust the installation position of the lower press roller on the base.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210876915.3A CN117482451A (en) | 2022-07-25 | 2022-07-25 | Improved drainage transmission structure for winding fire hose |
| PCT/CN2023/109101 WO2024022331A1 (en) | 2022-07-25 | 2023-07-25 | Improved water-discharging transmission structure for winding fire hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210876915.3A CN117482451A (en) | 2022-07-25 | 2022-07-25 | Improved drainage transmission structure for winding fire hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117482451A true CN117482451A (en) | 2024-02-02 |
Family
ID=89667700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210876915.3A Pending CN117482451A (en) | 2022-07-25 | 2022-07-25 | Improved drainage transmission structure for winding fire hose |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN117482451A (en) |
| WO (1) | WO2024022331A1 (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE602028C (en) * | 1932-01-07 | 1934-08-30 | Karl Bartl | Device for wringing out fire hoses |
| US4832074A (en) * | 1988-05-26 | 1989-05-23 | Li Wen Kuang | Automatic water hose rewinder |
| USH1520H (en) * | 1989-12-18 | 1996-03-05 | The United States Of America As Represented By The Secretary Of The Air Force | Fuel line squeegee |
| NL9301097A (en) * | 1993-06-23 | 1995-01-02 | Kuiken Nv | Device for overtaking a flexible hose. |
| CN105110103A (en) * | 2015-08-14 | 2015-12-02 | 济南公安消防支队 | Fire hose winding device |
| CN106185476B (en) * | 2016-07-22 | 2018-02-06 | 黄振灵 | A kind of Portable fire-fighting water hose winder |
| CN215275547U (en) * | 2021-06-18 | 2021-12-24 | 江西泰和祥消防检测评估有限公司 | Fire hose winding device |
| CN215402400U (en) * | 2021-06-30 | 2022-01-04 | 福建省首阀消防科技有限公司 | Reel convenient to accomodate fire hose |
| CN219251523U (en) * | 2022-12-01 | 2023-06-27 | 杭州工匠科技有限责任公司 | Fire hose transmission structure for winding fire hose |
| CN115779324B (en) * | 2022-12-01 | 2024-04-12 | 杭州工匠科技有限责任公司 | Fire hose transmission structure for winding fire hose |
-
2022
- 2022-07-25 CN CN202210876915.3A patent/CN117482451A/en active Pending
-
2023
- 2023-07-25 WO PCT/CN2023/109101 patent/WO2024022331A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024022331A1 (en) | 2024-02-01 |
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