CN201389509Y - Nozzle-changeable high-low pressure gun shaft - Google Patents
Nozzle-changeable high-low pressure gun shaft Download PDFInfo
- Publication number
- CN201389509Y CN201389509Y CN200920070099U CN200920070099U CN201389509Y CN 201389509 Y CN201389509 Y CN 201389509Y CN 200920070099 U CN200920070099 U CN 200920070099U CN 200920070099 U CN200920070099 U CN 200920070099U CN 201389509 Y CN201389509 Y CN 201389509Y
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- nozzle
- gun
- barral
- steel ball
- low pressure
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- Expired - Fee Related
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Abstract
The utility model relates to a water gun, in particular to a nozzle-changeable high-low pressure gun shaft which comprises a gun shaft and a nozzle mechanism at the front end of the gun shaft; a thread bushing at the outer side of the gun shaft is connected with a pressure-regulating device which can rotate and can move forwards and backwards along the gun shaft; the pressure-regulating device comprises a high-low pressure adjusting sleeve which is interlocked with the nozzle mechanism, wherein the front part of the gun shaft is sheathed with a supporting mechanism and a locking mechanism from the outside to the inside in sequence; and the nozzle mechanism is supported by the supporting mechanism and is radically locked or released by the locking mechanism and then taken out. The nozzle-changeable high-low pressure gun shaft has the advantages that the traditional gasoline cleaning machine can be referenced, and the high-low pressure adjusting structure and the locking structure to the nozzle are combined, so that the gun shaft with adjustable high and low pressure and changeable nozzle is formed; the nozzle is easy and safe to be changed; and meanwhile, the nozzle is also provided with a structure with nozzle capable of rotating by 360 degrees to integrate each function together.
Description
Technical field
The utility model relates to and is used for the gardens pouring, the water pistol in fields such as vehicle, ground cleaning, and the interchangeable high-low pressure barral of a gun of especially a kind of nozzle, the set high-low pressure regulates and nozzle exchange is an one.
Background technology
Be fixed sprinkler based on power washer on the existing market, the consumer can't change the rifle head easily as the gasoline cleaner product, has brought inconvenience to use.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of user at power washer, makes it can select and change the interchangeable high-low pressure barral of a gun of nozzle of corresponding effect rifle head according to different cleaning environment for use.
The utility model solves the problems of the technologies described above the technical scheme of being taked: the interchangeable high-low pressure barral of a gun of a kind of nozzle, the nozzle mechanism that comprises barral of a gun and barral of a gun front end, the barral of a gun outside screw is socketed with pressure regulating device rotatable and that move forward and backward along barral of a gun, this pressure regulating device comprises the high-low pressure regulating sleeve, high-low pressure regulating sleeve and nozzle mechanism interlock, wherein, be arranged with supporting mechanism and retaining mechanism from the inside to the outside successively in described barral of a gun front portion, nozzle mechanism support by supporting mechanism and by retaining mechanism radially lock or discharge after be removed.
The utility model is by radially locking or the release of retaining mechanism to nozzle mechanism, realize the safe handling of nozzle under locking state, and the taking-up under release conditions is changed, and cooperate the relative barral of a gun of pressure regulating device drive nozzle mechanism to move forward and backward, realize the function that high-low pressure is regulated, the further perfect diversified function of electronic cleaning equipment is user-friendly to more humanely.
On the basis of such scheme, concrete nozzle mechanism is provided, described nozzle mechanism is made of nozzle and the nozzle rubber base that is fixed in the nozzle outside, has the steel ball pedestal inserts of cannelure at nozzle rubber base outside build-in one;
Existing replaceable shower nozzle is stainless steel and makes, cost height and processing difficulties, and the design adopts brass material to do nozzle and steel ball pedestal inserts, the nozzle rubber base is selected reinforced plastics for use, steel ball pedestal inserts is embedded on the nozzle rubber base with the method for quadric injection mould, this project organization both reduced cost, and can satisfy function and requirement of strength again;
Concrete supporting mechanism is provided, described supporting mechanism is located at the junction of nozzle mechanism and barral of a gun, comprise a support ring and ball retainer, ball retainer is mounted on the support ring, ball retainer is provided with the hole of most placement steel balls, and the position in hole is corresponding with the cannelure of steel ball pedestal inserts;
Existing rifle head support ring is all made with brass material, cost is higher, and the design's support ring main body adopts reinforced plastics, and the ball retainer of brass material is directly injection-moulded on the support ring as inserts, this project organization both reduced cost, and can satisfy function and requirement of strength again;
Concrete retaining mechanism is provided, described retaining mechanism comprises that one is located at the rotation sliding sleeve that the also relative support ring in the support ring outside moves forward and backward vertically, steel ball briquetting inserts and spring, the inboard of rotation sliding sleeve is steel ball briquetting inserts and at the place ahead of fixing steel ball briquetting inserts formation wide diameter portion fixedly, spring is located between support ring and the rotation sliding sleeve, one end is replaced by support ring, the other end is replaced by the rear end of steel ball briquetting inserts, a most steel ball, steel ball pedestal inserts, ball retainer and steel ball briquetting inserts constitute the steel ball card bit architecture, when pushing away before the relative support ring of rotation sliding sleeve, steel ball briquetting inserts radial compaction steel ball, steel ball is embedded in the cannelure of steel ball pedestal inserts, and the nozzle rubber base is axially located; When the relative support ring of rotation sliding sleeve retreated, the wide diameter portion of rotation sliding sleeve was aimed at the steel ball position, and the nozzle rubber base is released, and nozzle rubber base and nozzle take out in supporting mechanism;
Existing locking sliding sleeve is all made with brass material, cost is higher, and the design's rotation sliding sleeve main body adopts reinforced plastics, and adopting the method or the interference of quadric injection mould to be pressed into metal insert with the steel ball mating part, this project organization both reduced cost, and can satisfy function and requirement of strength again, simultaneously for strengthening sense of touch and operation facility, the rotation sliding sleeve is surrounded by one deck flexible glue, and this flexible glue layer can be that quadric injection mould can also be plastic-blasting, handled easily.
The utility model is at the power washer pressure characteristics low than gasoline cleaner pressure, broken through the frame mode of gasoline cleaner in the design, thereby reached the effect that realizes changing fast different function shower nozzles with lower cost with the structure that plastics and metal match with the all-metal quick union.
Constitute the steel ball card bit architecture jointly by the part parts on nozzle mechanism, supporting mechanism and the retaining mechanism, employing radially pushes steel ball to be made in its cannelure that is held in steel ball pedestal inserts, locks the purpose that nozzle mechanism reaches safe handling thus.When needs are changed nozzle mechanism, discharge the compressing of steel ball thereby pull back retaining mechanism, nozzle mechanism just can be convenient for changing from the front end taking-up of supporting mechanism; And after in the nozzle of changing inserts supporting mechanism, the restoring force that the rotation of retaining mechanism slides over spring is before pushed away down, thereby makes steel ball briquetting inserts get back to the outside and the radial compaction steel ball of steel ball, and nozzle mechanism is locked.
On the basis of such scheme, in order to prevent that rotating sliding sleeve is too retreated the inefficacy that causes retaining mechanism unintentionally, described support ring rear outside is provided with draw-in groove, the outside of high-low pressure regulating sleeve is connected with the draw-in groove buckle of support ring by connecting ring, but be provided with the non-return snap close of a pair of protrusion and radial compaction at described connecting ring place, the rear end of described rotation sliding sleeve is spacing by this non-return snap close.
Because barral of a gun keeps high pressure conditions under user mode, if owing to casual the moving of rotation sliding sleeve in the process of regulating hydraulic pressure makes the retaining mechanism timeliness, then can cause nozzle mechanism under high pressure to be ejected forward, cause potential safety hazard, it is necessary being provided with spacing in rotation sliding sleeve rear end for this reason, to prevent the generation of contingency.
When needs take off nozzle mechanism, press a pair of non-return snap close, the sliding sleeve of post-tensioning rotation simultaneously, make shower head mechanism expose out fully, hold the nozzle rubber base that exposes it is extracted from supporting mechanism this moment, after taking out nozzle mechanism, the rotation sliding sleeve is subjected to the thrust of spring can automatically reply original position, and the non-return snap close is also replied the position simultaneously; When needs are packed nozzle mechanism into, press a pair of non-return snap close, the position that post-tensioning rotation sliding sleeve and maintenance simultaneously retreats, nozzle mechanism is inserted in the support ring of supporting mechanism, nozzle mechanism unclamps the rotation sliding sleeve after inserting and putting in place, rotation sliding sleeve and non-return snap close are subjected to elastic force effect meeting to automatically reply original position, and this moment, nozzle mechanism was in locking state, can in use not deviate from.
On the basis of such scheme, non-return snap close inboard is provided with elastic component.
On the basis of such scheme, in order to prevent that rotating sliding sleeve deviates from from front end, described supporting mechanism comprises that also one is located at the sliding sleeve baffle ring in the outside, support ring front portion, the sliding sleeve baffle ring is threaded with support ring, the stage portion of described rotation sliding sleeve front end inboard is spacing by this sliding sleeve baffle ring, thus, slide the safe handling of assurance barral of a gun between the sliding sleeve baffle ring that the rotation sliding sleeve can only be forwardly and the non-return snap close at rear.
On the basis of such scheme, the interchangeable high-low pressure barral of a gun of nozzle of the present invention also can have the rotatable function of a kind of rifle head simultaneously, and the user can descend rotation rifle head to change water spraying direction in working order and realize reaching the best effort effect.
On the basis of such scheme, described support ring rear portion is provided with protruding rank, and an end of spring is replaced by the rear end of steel ball briquetting inserts, and the other end is replaced by protruding rank.
This function realizes by following structure:
Described nozzle mechanism and supporting mechanism radially fix socket, and wherein, the gabarit cross section of nozzle rubber base is a prismatic, and the support ring inner chamber forms the prismatic structure with nozzle rubber base cross-sections match.
On the basis of such scheme, described supporting mechanism and retaining mechanism radially fix socket, described steel ball briquetting inserts number is corresponding with the steel ball number, the outside of support ring is provided with the axial elongated slot of most bars, be fixed on the corresponding grafting with elongated slot of steel ball briquetting inserts in the rotation sliding sleeve, steel ball briquetting inserts axially slides in elongated slot.
Because nozzle mechanism, supporting mechanism and retaining mechanism structurally connect as one, radially can not produce displacement each other, when rotating outermost rotation sliding sleeve, nozzle mechanism, supporting mechanism and retaining mechanism together carry out 360 ° rotation with respect to the high-low pressure regulating sleeve.
On the basis of such scheme, a kind of concrete pressure regulating device is provided, pressure regulating device also comprises the nozzle external member, be brass or stainless steel, the method or the interference that can be quadric injection mould are pressed into, and the rear end of this nozzle external member has the inner chamber that stretches into for the barral of a gun front end, and the nozzle rear end is stretched in the nozzle external member from front end and is tightly connected, this nozzle external member is fixed on the inner cavity of high-low pressure regulating sleeve front end, and the inner cavity place is provided with tap hole;
The T type box thread that high-low pressure regulating sleeve inwall forms cooperates with the T type male thread that the barral of a gun outer wall forms, and rotates pressure-regulating sleeve and makes the barral of a gun front end separate with the nozzle external member or contact the formation high-low pressure, and the regulating sleeve material is a reinforced plastics, and the nozzle external member is a metal material; The barral of a gun material can all be used reinforced plastics, or the barral of a gun front portion is metal material (brass or aluminium), and the rear portion is for strengthening plastic cement;
In the described nozzle mechanism, be provided with runner between nozzle and the nozzle rubber base;
When counterclockwise rotating the high-low pressure regulating sleeve, when pushing away before the together relative barral of a gun of whole nozzle mechanism, retaining mechanism, supporting mechanism, pressure regulating device is rotated, the barral of a gun front end separates with the inner chamber of nozzle external member, current flow out from the tap hole of high-low pressure regulating sleeve front end inner cavity, runner through between nozzle and nozzle rubber base and the ejection of the front opening of nozzle gum cover, be low-pressure state this moment; When clockwise direction rotates the high-low pressure regulating sleeve, when moving after the together relative barral of a gun of whole nozzle mechanism, retaining mechanism, supporting mechanism, pressure regulating device is rotated, the barral of a gun front end stretches into nozzle external member inner chamber and closely contact, current directly spray through the high pressure through hole of nozzle and the front opening of nozzle gum cover, and be high pressure conditions this moment.
In addition, be provided with necking part at the front end of rifle body, the step that contracts in the formation, this necking part stretch into the rear end inner chamber of nozzle external member, and the rifle body is replaced sealing at the rear end face of this step place and nozzle external member, reveal from the outside thereby guarantee to connect the back liquid that can not.
Below introduce the sealing system of the utility model barral of a gun:
Ball retainer inboard in support system is provided with the O RunddichtringO, and ball retainer seals by this O RunddichtringO with the nozzle rubber base of inboard.
The outside, nozzle rear end at nozzle mechanism is provided with the O RunddichtringO, and after nozzle stretched in the nozzle external member, both were tightly connected by this O RunddichtringO, in addition, because between nozzle and nozzle external member axial displacement can not take place, and so this O RunddichtringO is worn very little.
The anterior outside at the high-low pressure regulating sleeve of governor motion is provided with the O RunddichtringO, and the rear portion of high-low pressure regulating sleeve and support ring seals by this O RunddichtringO.
The outside, front-end and back-end at barral of a gun is provided with two O RunddichtringOs respectively, and barral of a gun and high-low pressure regulating sleeve are by these two O RunddichtringO sealings.
The hydraulic giant seepy question also is to cause one of main project that the user complains, and existing hydraulic giant is difficult to overcome this difficult problem.The design adopts the double containment coil structures can reduce the chance of leaking effectively at barral of a gun and gun body connecting portion, reduces user's complaint thereby reach, and reduces the purpose of after service cost expense.
The beneficial effects of the utility model are:
The utility model has been used for reference the structure of conventional gasoline cleaning machine, and the high-low pressure adjustment structure is combined with locking mechanism to nozzle, regulates and the removable barral of a gun of nozzle the easy and safety of nozzle exchange but constitute high-low pressure; Also be provided with the structure that nozzle can 360 ° of rotations simultaneously, various functions are combined into one.
Description of drawings
Fig. 1 is the structural representation of the utility model barral of a gun high pressure conditions.
Fig. 2 is the structural representation of the utility model barral of a gun low-pressure state.
Fig. 3 is the structural representation of the utility model nozzle locking state.
The structural representation that Fig. 4 also can take out for the utility model nozzle release conditions.
Fig. 5 is the A-A sectional structure schematic diagram of Fig. 2.
Fig. 6 is the B-B sectional structure schematic diagram of Fig. 2.
Label declaration in the accompanying drawing
1-nozzle rubber base 2-nozzle 3-high pressure through hole
4-steel ball briquetting inserts 5-O RunddichtringO
6-support ring 61-elongated slot 62-draw-in groove
The protruding rank of 63-
The 7-spring
The protruding rank of 8-rotation sliding sleeve 81-wide diameter portion 82-portion
9-barral of a gun 10-O RunddichtringO 11-screw
12-connecting ring 13-high-low pressure regulating sleeve 14-sliding sleeve baffle ring
15-steel ball pedestal inserts 151-cannelure
16-ball retainer 17-steel ball 18-O RunddichtringO
19-nozzle external member 20-tap hole 21-O RunddichtringO
22-snap close shell fragment 23-non-return snap close 24-stop bit screw
25-T type box thread 26-T type male thread 27-O RunddichtringO
The 28-runner
The specific embodiment
See also the structural representation of Fig. 1 for the utility model barral of a gun high pressure conditions, Fig. 2 is the structural representation of the utility model barral of a gun low-pressure state, Fig. 3 is the structural representation of the utility model nozzle locking state, the structural representation that Fig. 4 also can take out for the utility model nozzle release conditions, Fig. 5 is that A-A sectional structure schematic diagram and Fig. 6 of Fig. 2 is shown in the B-B sectional structure schematic diagram of Fig. 2, the interchangeable high-low pressure barral of a gun of a kind of nozzle, the nozzle mechanism that comprises plastic cement barral of a gun 9 and barral of a gun 9 front ends, barral of a gun 9 outsides are provided with T type box thread 25, high-low pressure regulating sleeve 13 inboards are provided with T type male thread 26, barral of a gun 9 and the 13 mutual screw thread socket engagements of high-low pressure regulating sleeve, high-low pressure regulating sleeve 13 is rotatable and move forward and backward along barral of a gun 9, which is provided with stop bit screw 24, high-low pressure regulating sleeve 13 and nozzle mechanism interlock.
Be arranged with supporting mechanism and retaining mechanism from the inside to the outside successively in described barral of a gun 9 front portions, nozzle mechanism support by supporting mechanism and by retaining mechanism radially lock or discharge after be removed.
Concrete, whole high-low pressure barral of a gun is divided into five parts:
Described nozzle mechanism is made of brass or aluminum nozzle 2 and the nozzle rubber base 1 that is fixed in nozzle 2 outsides, has the brass system steel ball pedestal inserts 15 of cannelure 151 at nozzle rubber base 1 outside build-in one, is provided with O RunddichtringO 18 outside nozzle 2 rear ends;
Described supporting mechanism is located at the junction of nozzle mechanism and barral of a gun 9, the steel ball 17, sliding sleeve baffle ring 14, connecting ring 12 and the screw 11 that comprise a support ring 6 that strengthens plastic cement, brazen ball retainer 16, non-return snap close 23, snap close shell fragment 22, four or above diameter 4～5mm are formed, wherein, ball retainer 16 is mounted on the support ring 6, ball retainer 16 is provided with the hole of most placement steel balls 17, and the position in hole is corresponding with the cannelure 151 of steel ball pedestal inserts 15;
Be connected with a sliding sleeve baffle ring 14 in support ring 6 anterior outside screw, the protruding rank portion 82 of the front end inboard of rotation sliding sleeve 8 is spacing by this sliding sleeve baffle ring 14;
Described retaining mechanism comprise one be located at support ring 6 outsides and relatively the plastic cement rotation sliding sleeve 8 that moves forward and backward vertically of support ring 6, with steel ball 17 several corresponding most bar brass or steel steel ball briquetting inserts 4 and springs 7, the inboard of rotation sliding sleeve 8 is steel ball briquetting inserts 4 and at the place ahead of fixing steel ball briquetting inserts 4 formation wide diameter portion 81 fixedly, spring 7 is located between support ring 6 and the rotation sliding sleeve 8, one end is replaced by the protruding rank 63 of support ring rear end, and the other end is replaced by the rear end of steel ball briquetting inserts 15;
Four steel balls 17, steel ball pedestal inserts 15, ball retainer 16 and four steel ball briquetting inserts 4 constitute the steel ball card bit architecture, when pushing away before the rotation sliding sleeve 8 relative support rings 6, steel ball briquetting inserts 4 radial compaction steel balls 17, steel ball 17 is embedded in the cannelure 151 of steel ball pedestal inserts 15, and nozzle rubber base 1 is positioned; When rotation sliding sleeve 8 relative support rings 6 retreated, the wide diameter portion 81 of rotation sliding sleeve 8 was aimed at steel ball 17, and nozzle rubber base 1 is released, and nozzle rubber base 1 and nozzle 2 take out in support ring 6.
Described rotation sliding sleeve 8, steel ball briquetting inserts 4, support ring 6 and nozzle rubber base 1 constitute 360 ° of synchronous rotational structures.
Described nozzle mechanism and supporting mechanism radially fix socket, and wherein, the gabarit cross section of described nozzle rubber base 1 is a prismatic, and support ring 6 inner chambers form the prismatic structure with nozzle rubber base 1 cross-sections match, nozzle rubber base 1 and circumferentially rotation synchronously of support ring 6;
Described supporting mechanism and retaining mechanism radially fix socket, wherein, the outside of support ring 6 is provided with four axial elongated slots 61, be fixed on four steel ball briquetting inserts 4 and elongated slot 61 corresponding grafting in the rotation sliding sleeve 8, steel ball briquetting inserts 4 axially slides in elongated slot 61, support ring 6 and circumferentially rotation synchronously of rotation sliding sleeve 8.
Described pressure regulating device comprises the nozzle external member 19 of high-low pressure regulating sleeve 13 and brass or stainless steel, the rear end of nozzle external member 19 has the inner chamber that stretches into for barral of a gun 9 front ends, nozzle 2 rear ends are stretched in nozzle external member 19 and by O RunddichtringO 18 from front end and are tightly connected, this nozzle external member 19 is fixed on the inner cavity of high-low pressure regulating sleeve 13 front ends, and the inner cavity place is provided with radially tap hole 20;
In the described nozzle mechanism, be provided with runner between nozzle 2 and the nozzle rubber base 1, nozzle 2 inboards are provided with high pressure through hole 3;
When counterclockwise rotating high-low pressure pressure-regulating sleeve 13, whole rifle head group, comprise that nozzle mechanism, supporting mechanism, retaining mechanism and governor motion move forward with respect to barral of a gun 9, barral of a gun 9 separates with the inner chamber of nozzle external member 19, current are flowed out by tap hole 20, between nozzle 2 and nozzle rubber base 1, be provided with runner 28 ejections, form low pressure;
When clockwise direction rotates high-low pressure pressure-regulating sleeve 13, whole rifle head group, comprise that nozzle mechanism, supporting mechanism, retaining mechanism and governor motion move backward with respect to barral of a gun 9, barral of a gun 9 front ends stretch into the inner chamber of nozzle external member 19 and closely contact, current form high pressure from high pressure through hole 3 ejections of nozzle 2.
Frictional force between high-low pressure pressure-regulating sleeve 13 and the barral of a gun 9 is between 1.5 times to 3 times of 360 ° of revolute pair frictional force of rifle head.By O RunddichtringO 21,27 sealings at forward and backward two ends, be used for effectively preventing to leak between high-low pressure regulating sleeve 9 and the barral of a gun 13.
Claims (9)
1, the interchangeable high-low pressure barral of a gun of a kind of nozzle, the nozzle mechanism that comprises barral of a gun and barral of a gun front end, the barral of a gun outside screw is socketed with pressure regulating device rotatable and that move forward and backward along barral of a gun, this pressure regulating device comprises the high-low pressure regulating sleeve, high-low pressure regulating sleeve and nozzle mechanism interlock, it is characterized in that: be arranged with supporting mechanism and retaining mechanism from the inside to the outside successively in described barral of a gun front portion, nozzle mechanism support by supporting mechanism and by retaining mechanism radially lock or discharge after be removed.
2, the interchangeable high-low pressure barral of a gun of nozzle according to claim 1 is characterized in that:
Described nozzle mechanism is made of nozzle and the nozzle rubber base that is fixed in the nozzle outside, has the steel ball pedestal inserts of cannelure at nozzle rubber base outside build-in one;
Described supporting mechanism is located at the junction of nozzle mechanism and barral of a gun, comprise a support ring and ball retainer, ball retainer is mounted on the support ring, and ball retainer is provided with the hole of most placement steel balls, and the position in hole is corresponding with the cannelure of steel ball pedestal inserts;
Described retaining mechanism comprises that one is located at the rotation sliding sleeve that the also relative support ring in the support ring outside moves forward and backward vertically, steel ball briquetting inserts and spring, the inboard of rotation sliding sleeve is steel ball briquetting inserts and at the place ahead of fixing steel ball briquetting inserts formation wide diameter portion fixedly, spring is located between support ring and the rotation sliding sleeve, one end is replaced by support ring, the other end is replaced by the rear end of steel ball briquetting inserts, a most steel ball, steel ball pedestal inserts, ball retainer and steel ball briquetting inserts constitute the steel ball card bit architecture, when pushing away before the relative support ring of rotation sliding sleeve, steel ball briquetting inserts radial compaction steel ball, steel ball is embedded in the cannelure of steel ball pedestal inserts, and the nozzle rubber base is axially located; When the relative support ring of rotation sliding sleeve retreated, the wide diameter portion of rotation sliding sleeve was aimed at the steel ball position, and the nozzle rubber base is released, and nozzle rubber base and nozzle take out in supporting mechanism.
3, the interchangeable high-low pressure barral of a gun of nozzle according to claim 2, it is characterized in that: described support ring rear outside is provided with draw-in groove, the outside of high-low pressure regulating sleeve is connected with the draw-in groove buckle of support ring by connecting ring, but be provided with the non-return snap close of a pair of protrusion and radial compaction at described connecting ring place, the rear end of described rotation sliding sleeve is spacing by this non-return snap close.
4, the interchangeable high-low pressure barral of a gun of nozzle according to claim 3, it is characterized in that: non-return snap close inboard is provided with elastic component.
5, the interchangeable high-low pressure barral of a gun of nozzle according to claim 2, it is characterized in that: described supporting mechanism comprises that also one is located at the sliding sleeve baffle ring in the outside, support ring front portion, the sliding sleeve baffle ring is threaded with support ring, and the stage portion of described rotation sliding sleeve front end inboard is spacing by this sliding sleeve baffle ring.
6, the interchangeable high-low pressure barral of a gun of nozzle according to claim 2, it is characterized in that: described support ring rear portion is provided with protruding rank, and an end of spring is replaced by the rear end of steel ball briquetting inserts, and the other end is replaced by protruding rank.
7, the interchangeable high-low pressure barral of a gun of nozzle according to claim 2, it is characterized in that: described nozzle mechanism and supporting mechanism radially fix socket, wherein, the gabarit cross section of nozzle rubber base is a prismatic, and the support ring inner chamber forms the prismatic structure with nozzle rubber base cross-sections match.
8, the interchangeable high-low pressure barral of a gun of nozzle according to claim 7, it is characterized in that: described supporting mechanism and retaining mechanism radially fix socket, described steel ball briquetting inserts number is corresponding with the steel ball number, the outside of support ring is provided with the axial elongated slot of most bars, be fixed on the corresponding grafting with elongated slot of steel ball briquetting inserts in the rotation sliding sleeve, steel ball briquetting inserts axially slides in elongated slot.
9, the interchangeable high-low pressure barral of a gun of nozzle according to claim 1 is characterized in that:
Described pressure regulating device also comprises the nozzle external member, the rear end of nozzle external member has the inner chamber that stretches into for the barral of a gun front end, the nozzle rear end is stretched in the nozzle external member from front end and is tightly connected, and this nozzle external member is fixed on the inner cavity of high-low pressure regulating sleeve front end, and the inner cavity place is provided with tap hole;
In the described nozzle mechanism, be provided with runner between nozzle and the nozzle rubber base;
When pushing away before the relative barral of a gun rotation of high-low pressure regulating sleeve, the barral of a gun front end separates with the nozzle external member; When moving after the relative support ring rotation of high-low pressure regulating sleeve, the barral of a gun front end stretches into nozzle external member inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920070099U CN201389509Y (en) | 2009-04-09 | 2009-04-09 | Nozzle-changeable high-low pressure gun shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920070099U CN201389509Y (en) | 2009-04-09 | 2009-04-09 | Nozzle-changeable high-low pressure gun shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201389509Y true CN201389509Y (en) | 2010-01-27 |
Family
ID=41596328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920070099U Expired - Fee Related CN201389509Y (en) | 2009-04-09 | 2009-04-09 | Nozzle-changeable high-low pressure gun shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201389509Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103301973A (en) * | 2012-03-06 | 2013-09-18 | 上海亿力电器有限公司 | Water gun |
| CN104492620A (en) * | 2014-12-16 | 2015-04-08 | 江苏苏美达五金工具有限公司 | High-low pressure spray nozzle component for high-pressure cleaning equipment |
-
2009
- 2009-04-09 CN CN200920070099U patent/CN201389509Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103301973A (en) * | 2012-03-06 | 2013-09-18 | 上海亿力电器有限公司 | Water gun |
| CN103301973B (en) * | 2012-03-06 | 2016-03-16 | 上海亿力电器有限公司 | Hydraulic giant |
| CN104492620A (en) * | 2014-12-16 | 2015-04-08 | 江苏苏美达五金工具有限公司 | High-low pressure spray nozzle component for high-pressure cleaning equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20140409 |