A kind of crane surface maintenance spray assembly
Technical field
The present invention relates to a kind of crane surface maintenance spray assembly.
Background technology
As everyone knows, crane refers to many actions hoisting machinery of vertical-lift within the specific limits and horizontal carrying heavy goods.Also known as crane.Wherein beam cranes comprises support arm and is arranged on the crossbeam at support arm top, and the beam part of operation especially out of doors, outside is outer surface made of iron, and surface spraying has antirust coating.Under rainy environment or accidental damage state, the anticorrosive coating on the surface of crossbeam easily departs from, and easily causes deep erosions, threaten to the holding capacity of crossbeam if do not safeguarded timely.Because horizontal depth of beam is higher, needing certain press device when spraying the spray coating liquor safeguarded, press device being promoted to crossbeam and comparatively requiring great effort, transfer pipeline is lengthened operation also comparatively loaded down with trivial details.It is convenient that prior art is badly in need of a kind of spraying, carries the crane surface maintenance spray assembly of spray pressure.
Summary of the invention
The object of the invention is to overcome the defect existed in prior art, provide a kind of spraying convenient, carry the crane surface maintenance spray assembly of spray pressure.
For achieving the above object, technical scheme of the present invention there is provided a kind of crane surface maintenance spray assembly, comprise spray assembly shell and be enclosed in the spray coating liquor in spray assembly shell, described spray coating liquor pressure is stored in spray coating liquor reservoir bag, described spray assembly outer casing bottom is provided with shower nozzle, described shower nozzle is communicated with spray coating liquor reservoir bag inside by catheter, and described catheter is provided with application valve body.Spray assembly can be placed on surface of steel plate to be safeguarded, opening controlling valve body by being stored in spray coating liquor reservoir bag by spray coating liquor pressure, spray coating liquor is forced out in spray coating liquor reservoir bag, is sprayed on surface of steel plate to be safeguarded, realizes attended operation, simple.
As preferably, described spray coating liquor reservoir bag is elastic emulsion bag, described spray coating liquor to be poured in elastic emulsion bag by external pressure and forces spray coating liquor reservoir bag to be swelling state in spray assembly enclosure, under application valve body is in opening, spray coating liquor relies on spray coating liquor reservoir bag convergent force that spray coating liquor is squeezed out shower nozzle.Such design relies on the convergent force of elastic emulsion bag to realize the spraying of spray coating liquor, enriched design.
As preferably, described spray assembly enclosure is also provided with the magnetic patch slided up and down along spray assembly shell, described magnetic patch is arranged between spray coating liquor reservoir bag and spray assembly cover top portion, and described magnetic patch is used for and surface of steel plate to be safeguarded adsorbs with the extruding strengthened spray coating liquor reservoir bag; Described spray assembly shell is non-ironware.Such design makes spray coating liquor can rely on the acting in conjunction of the convergent force of spray coating liquor reservoir bag and the pressure of magnetic patch and realizes spraying, simultaneously being combined with of masking liquid reservoir bag and magnetic patch is beneficial to spray pressure and is tending towards a comparatively stable state, under initial state, magnetic patch distance steel plate is far away, pressure is less, and the elastic module of spray coating liquor reservoir bag is larger, convergent force is stronger, along with the Stepwize Shrink of spray coating liquor reservoir bag, elastic module reduces, and magnetic patch distance steel plate is progressively close, attraction is strengthened, pressure strengthens, like this in the whole process to spray coating liquor extruding, can mutually make up between the convergent force of spray coating liquor reservoir bag and magnetic patch pressure, summation is tending towards a comparatively stable state, be conducive to the realization of spraying effect.Eliminate outside for the compression pump by strong spray pressure simultaneously, simplify the structure and reach same technique effect.
As preferably, described magnetic patch and spray coating liquor reservoir bag contact position bonding by binding agent.Such design is beneficial to spray coating liquor reservoir bag expanding can to drive together with magnetic patch in time shrinking and moves; Be level at spray assembly shell, magnetic patch needs to overcome certain frictional force, and such design can be shunk by spray coating liquor reservoir bag and be pulled magnetic patch to the nearer position of distance steel plate, be beneficial to the formation of magnetic patch and steel plate absorption affinity; The shower nozzle of spray assembly shell upward time, magnetic patch needs to overcome self gravitation, and such design can be shunk by spray coating liquor reservoir bag and be pulled magnetic patch to the nearer position of distance steel plate, be beneficial to the formation of magnetic patch and steel plate absorption affinity.
As preferably, between described magnetic patch and spray assembly cover top portion, be also provided with brass magnetic isolation unit part.Such design can completely cut off the attraction of the outer bound pair magnetic patch of spray assembly cover top portion, avoids the interference that other iron components are unnecessary.
As preferably, described magnetic patch sidewall and spray assembly outer casing inner wall contact position are provided with PTFE anti-wear layer.Such design is beneficial to the frictional force reduced between magnetic patch and spray assembly outer casing inner wall, enhances magnetic patch outer wall volume wearability simultaneously.
As preferably, described spray assembly outer casing inner wall is coated with lubricating oil.Such design is beneficial to the frictional force of less spray assembly outer casing inner wall, is beneficial to magnetic patch and slides in spray assembly shell, be beneficial to spray coating liquor reservoir bag expand in spray assembly shell or contraction distortion time and spray assembly shell in rub and few damaged.
As preferably, described spray assembly shell offers air-vent.Such design be beneficial to magnetic patch slide in spray assembly shell and spray coating liquor reservoir bag expands in spray assembly shell or contraction distortion time the suction of gas and discharge.
As preferably, described elastic emulsion bag inside is also provided with a latex balloon, and described latex balloon is connected with elastic emulsion bag top; Described elastic emulsion bag thickness is 0.5 ~ 3mm; Described latex balloon thickness is 0.1 ~ 1mm.When such design spray coating liquor be beneficial in elastic emulsion bag has soon sprayed, avoid magnetic patch to elastic emulsion bag excessive compression; After elastic emulsion bag restores to the original state, if extruded it, easily form folding and folding line in extruding place, reduce the elastic performance of latex, latex balloon is arranged in elastic emulsion bag, can realizes supporting to elastic emulsion bag by latex balloon, prevent it from forming folding and folding line.Latex balloon in elastic emulsion bag can along with the minimizing of internal spray liquid use amount progressively volume increase; be conducive to realizing supporting; after again pouring into spray coating liquor; because the pressure in elastic emulsion bag increases; latex balloon volume can reduce; such design can realize the protection of latex balloon to elastic emulsion bag, can not cause taking space in elastic emulsion bag again because latex balloon volume is excessive, causes spray coating liquor storage area not enough.
As preferably, described shower nozzle and catheter junction seal and arrange, and described catheter and spray coating liquor reservoir bag junction seal and arrange.Such design makes shower nozzle can be communicated with catheter, connects by forming high pressure sealing in junction, avoids should be pressure excessive and leakage during spraying; Such design makes catheter can be communicated with spray coating liquor reservoir bag, connects by forming high pressure sealing in junction, avoids should be pressure excessive and leakage during spraying.The etch-proof spray coating liquor of described spraying liquid level, such as, paint, the liquid coatings such as epoxy resin coating.
Advantage of the present invention and beneficial effect are: by being stored in spray coating liquor reservoir bag by spray coating liquor pressure and spray assembly can being placed on surface of steel plate to be safeguarded, opening controlling valve body, spray coating liquor is forced out in spray coating liquor reservoir bag, be sprayed on surface of steel plate to be safeguarded, realize attended operation, simple.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1, spray assembly shell; 2, spray coating liquor; 3, shower nozzle; 4, catheter; 5, application valve body; 6, elastic emulsion bag; 7, magnetic patch; 8, steel plate; 9, brass magnetic isolation unit part; 10, PTFE anti-wear layer; 11, air-vent; 12, latex balloon.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is further described.Following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
As shown in Figure 1, a kind of crane surface maintenance spray assembly, the spray coating liquor 2 comprising spray assembly shell 1 and be enclosed in spray assembly shell 1, described spray coating liquor 2 pressure is stored in spray coating liquor 2 reservoir bag, shower nozzle 3 is provided with bottom described spray assembly shell 1, described shower nozzle 3 is communicated with spray coating liquor 2 reservoir bag inside by catheter 4, and described catheter 4 is provided with application valve body 5.
Described spray coating liquor 2 reservoir bag is elastic emulsion bag 6, described spray coating liquor 2 to be poured in elastic emulsion bag 6 by external pressure and forces spray coating liquor 2 reservoir bag in spray assembly shell 1 inside in swelling state, under application valve body 5 is in opening, spray coating liquor 2 relies on spray coating liquor 2 reservoir bag convergent force that spray coating liquor 2 is squeezed out shower nozzle 3.
Described spray assembly shell 1 inside is also provided with the magnetic patch 7 slided along spray assembly shell about 1, described magnetic patch 7 is arranged between spray coating liquor 2 reservoir bag and spray assembly shell 1 top, described magnetic patch 7 for steel plate 8 adsorption to be safeguarded to strengthen extruding to spray coating liquor 2 reservoir bag; Described spray assembly shell 1 is non-ironware.Spray assembly shell 1 can be working of plastics or the Al-alloy parts of hard, to alleviate the weight of spray assembly shell 1.Described magnetic patch 7 is permanent magnet preferably.
Described magnetic patch 7 is bonding by binding agent with spray coating liquor 2 reservoir bag contact position.
Brass magnetic isolation unit part 9 is also provided with between described magnetic patch 7 and spray assembly shell 1 top.Can be brass magnetic isolation plate or the sprayed coating having brass material, can be arranged on also can in spray assembly shell 1 top inner wall on magnetic patch 7.
Described magnetic patch 7 sidewall and spray assembly shell 1 contact internal walls position are provided with PTFE anti-wear layer 10.
Described spray assembly shell 1 inwall is coated with lubricating oil.
Described spray assembly shell 1 offers air-vent 11.
Described elastic emulsion bag 6 inside is also provided with a latex balloon 12, and described latex balloon 12 is connected with elastic emulsion bag 6 top; Described elastic emulsion bag 6 thickness is 0.5 ~ 3mm; Described latex balloon 12 thickness is 0.1 ~ 1mm.
Described shower nozzle 3 seals with catheter 4 junction and arranges, and described catheter 4 seals with spray coating liquor 2 reservoir bag junction and arranges.
When carrying out maintenance and handling, first the spray assembly described in the application is arranged on steel plate 8 surface of crane to be safeguarded, makes shower nozzle 3 towards steel plate 8 direction; Opening controlling valve body 5, spray coating liquor 2 relies on spray coating liquor 2 reservoir bag convergent force, and magnetic patch 7 and steel plate 8 adsorption and spray coating liquor 2 is squeezed out shower nozzle 3 to the extruding force of spray coating liquor 2 reservoir bag, thus realizes spraying operation.After spraying, application valve body 5 is closed;
By the cooperation of spray coating liquor 2 reservoir bag and magnetic patch 7, spray coating liquor 2 can rely on the acting in conjunction of the convergent force of spray coating liquor 2 reservoir bag and the pressure of magnetic patch 7 and realize spraying, simultaneously being combined with of masking liquid reservoir bag and magnetic patch 7 is beneficial to spray pressure and is tending towards a comparatively stable state, under initial state, magnetic patch 7 is far away apart from steel plate 8, pressure is less, and the elastic module of spray coating liquor 2 reservoir bag is larger, convergent force is stronger, along with the Stepwize Shrink of spray coating liquor 2 reservoir bag, elastic module reduces, and magnetic patch 7 is progressively close apart from steel plate 8, attraction is strengthened, pressure strengthens, like this in the whole process that spray coating liquor 2 is extruded, can mutually make up between the convergent force of spray coating liquor 2 reservoir bag and magnetic patch 7 pressure, summation is tending towards a comparatively stable state, be conducive to the realization of spraying effect.Eliminate outside for the compression pump by strong spray pressure simultaneously, simplify the structure and reach same technique effect;
After elastic emulsion bag 6 restores to the original state, latex balloon 12 is arranged in elastic emulsion bag 6, can realize supporting by latex balloon 12 pairs of elastic emulsion bags 6, prevents magnetic patch 7 excessive extrusion and form folding and folding line; Now in elastic emulsion bag 6, be again filled with spray coating liquor 2 by external equipment, because the pressure in elastic emulsion bag 6 increases, latex balloon 12 volume can reduce gradually.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as the protection domain invented.