CN202298423U

CN202298423U - Nozzle cylinder structure

Info

Publication number: CN202298423U
Application number: CN 201120304334
Authority: CN
Inventors: 平德纯; 王贵; 解德杰
Original assignee: Xuzhou XCMG Road Construction Machinery Co Ltd
Current assignee: Xuzhou XCMG Road Construction Machinery Co Ltd
Priority date: 2011-08-21
Filing date: 2011-08-21
Publication date: 2012-07-04
Anticipated expiration: 2021-08-21

Abstract

The utility model discloses a nozzle cylinder structure, which belongs to the field of equipment for adding or scattering liquid materials. The nozzle cylinder structure comprises a spray head pipe, a nozzle, a retainer ring, a screw cap, a steel ball, a spring (2), a piston rod, a sealing head, a piston, a spring (1), a spray head shell, a sleeve, a nut, a positioning screw, an inner sleeve, an O-shaped ring (1), an O-shaped ring (2), a T-shaped Tekang gland (1), a T-shaped Tekang gland (2), a dust-proof ring ARAN and an O-shaped ring (3), wherein the O-shaped ring (1) is assembled on the nozzle, and is fixed on the spray head pipe through the nut cap and retainer ring; the O-shaped ring (2), the T-shaped Tekang gland (1) and the dust-proof ring ARAN are assembled on the sealing end; the T-shaped Tekang gland ring (2) is assembled on the piston; and the upper end and lower end of a spray arm are provided with O-shaped rings (3). The nozzle cylinder structure has the beneficial effects that: the construction problems of seepage, leakage, internal leakage, air leakage, blockage and the like existing in the nozzle cylinder are solved by using a professional structure and a hermetic design, and the service life of the nozzle cylinder is prolonged.

Description

The nozzle air cylinder structure

Technical field

The utility model relates to a kind of nozzle air cylinder structure, belongs to the apparatus field of interpolation or spreading fluent material.

Background technology

Along with the arrival of 12 Chinese Road high speed development patterns, the detection with science is evaluated as foundation, is main with the measure of diversification preventive maintenance, and the novel road maintenance pattern that with the medium-capital overhauling is interim prevention maintenance is just in rapid rising.Pitch sprinkling, synchronous breakstone, fiber spill mulseal that cloth maintenance of equipment sprayed, rubber asphalt etc. all has the nozzle cylinder to accomplish.Now on the market structure of used nozzle cylinder exist seepage, water clock, in let out, leak gas, shortcoming such as obstruction, can not satisfy accurate control to the sprinkling amount, spray the technical requirements of fast opening and closing.

Disclosing a kind of pitch sprinkling among the Chinese patent ZL200520031591.5 and used pneumatic actuator, is the device that is used for pitch sprinkling car control pitch sprinkling nozzle switch.Its major technique is to utilize air pressure to promote the actuator piston, relies on the motion of piston to drive spool, thus the control nozzle switch.The valve core head of the core assembly of this structure is connected with piston rod through valve core, nut, and axiality, planeness between core assembly and the nozzle are had relatively high expectations, and can not adjust automatically, and sealing inefficacy in various degree can cause pitch to leak waste.

A kind of flusher of pitch sprinkling is disclosed among the Chinese patent ZL200720053943.4; Its major technique is to adopt active connection piston rod of lateral pin and sealing awl; When piston rod continues when overhanging, the sealing awl can only produce a swing to both direction, though can realize sealing; But can not realize the sealing of omnibearing location, the seal failure meeting that equally also can produce in various degree causes pitch to leak waste.

More than two patents all thoroughly do not solve leakage sealed between shower nozzle pipe and the spray arm.

Summary of the invention

To the problem that above-mentioned prior art exists, the utility model provides a kind of nozzle air cylinder structure, can thoroughly solve leakage sealed between shower nozzle pipe and the spray arm, satisfies the accurate control to the sprinkling amount, sprays the technical requirements of fast opening and closing.

To achieve these goals; The technical scheme that the utility model adopts is: a kind of nozzle air cylinder structure; Comprise shower nozzle pipe, nozzle, back-up ring, nut, steel ball, spring 2., piston rod, end socket, piston, spring 1., shower nozzle shell, sleeve, nut, dog screw and interior cover; Also comprise shower nozzle pipe (1), nozzle (2), back-up ring (3), nut (4), steel ball (6), spring 2., piston rod, end socket, piston, spring 1., shower nozzle shell, sleeve, nut, dog screw and interior cover; It is characterized in that, also comprise O type circle 1., O type circle 2., 1. T type Te Kangge enclose, 2. T type Te Kangge encloses, dust ring and O type circle 3., 1. O type circle is assemblied on the nozzle; Rely on nut and back-up ring to be fixed on the shower nozzle pipe; O type circle 2., 1. T type Te Kangge enclose, dust ring is assemblied in above the end socket, and T type Te Kangge encloses and 2. is assemblied on the piston, and 3. the spray arm upper and lower end face is provided with O type circle.

Sealed steel ball and nozzle fitted seal.

Spring is arranged 2. on the sealed steel ball.

Be provided with O type circle between nozzle and the shower nozzle pipe 1..

Be provided with O type circle 3. between shower nozzle pipe and the sprinkling beam.

Pneumatic dust ring.

Adopt T type Te Kangge to enclose 2. on the piston.

The beneficial effect of the utility model is: utilize professional structure and Seal Design fundamentally solved nozzle cylinder seepage, water clock, in let out, leak gas, construction difficult problem such as obstruction, the application life of having improved the nozzle cylinder.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Among the figure: 1, shower nozzle pipe, 2, nozzle, 3, back-up ring, 4, nut, 5, O type circle 1., 6, steel ball; 7, spring 2., 8, piston rod, 9, end socket, 10, O type circle 2., 11,1. T type Te Kangge enclose; 12, piston, 13, spring 1., 14, the shower nozzle shell, 15,2. T type Te Kangge enclose, 16, dust ring; 17, O type circle 3., 18, sleeve, 19, nut, 20, dog screw, 21, interior cover.

The specific embodiment

To combine accompanying drawing that the utility model is described further below.

As shown in Figure 1; A kind of nozzle air cylinder structure; Comprise shower nozzle pipe 1, nozzle 2, back-up ring 3, nut 4, steel ball 6, spring 2. 7, piston rod 8, end socket 9, piston 12, spring 1. 13, shower nozzle shell 14, sleeve 18, nut 19, dog screw 20 and interior cover 21; Also comprise O type circle 1. 5, O type circle 2. 10,1. T type Te Kangge enclose 11,2. T type Te Kangge encloses 15, dust ring 16 and O type circle 3. 17; 2. 10 1. O type circle 5 is assemblied on the nozzle 2, relies on nut 4 and back-up ring 3 to be fixed on the shower nozzle pipe 1, and O type circle, 1. T type Te Kangge enclose 11, dust ring 16 is assemblied in above the end socket 9; 2. T type Te Kangge encloses and 15 is assemblied on the piston 12, and the spray arm upper and lower end face is provided with O type circle 3. 17; Sealed steel ball 6 and nozzle 2 fitted seal; Spring 2. 7 is arranged on the sealed steel ball 6; Be provided with O type circle 1. 5 between nozzle 2 and the shower nozzle pipe 1; Shower nozzle pipe 1 and spray is provided with O type circle 3. 17 between the beam; Also comprise pneumatic dust ring 16; Adopt T type Te Kangge to enclose 2. 15 on the piston 12.

Nozzle assembling: assembling O type circle 1. 5 on nozzle 2, rely on nut 4 and back-up ring 3 to be fixed on the shower nozzle pipe 1.Nozzle 2 can turn be regulated spray angle, and the adjustment back is fixing with nut 4.Back-up ring 3 is that nut 4 can not split away off when guaranteeing nozzle 2 rotation adjusting, assembles easy to adjust succinct.

2. 10 end socket assembling: assembling O type circles above the end socket 9,1. T type Te Kangge enclose 11, dust ring 16; End socket adopts special-purpose pneumatic dust ring 16, can strike off hard pitch from the piston rod of withdrawal, and the protection pneumatic system exempts from pollution, strikes off the oil film that piston rod adheres to from the inboard, guarantees greasy property in the chamber.

Piston rod assembling: sleeve 18 is enclosed within on the

piston rod

8,18 li assemblings of sleeve spring 2. 7, steel ball 6, interior cover 21, with dog screw 20 permanent positions; 1. piston rod upper end spring realizes resetting certainly of original state, and 2. the lower end spring realizes that steel ball centering adjusts 14 li piston-rod lower end springs of complete sealing nozzle shell and 2. 7 realize resetting certainly of original states, and 2. the lower end spring realizes steel ball centering adjustment sealing fully

Cylinder assembling: fit on closing end component on piston rod assembly at first, 2. next piston 12 fit on T type Te Kangge encloses and 15 relies on the screw thread power of screwing to be fixed on the piston rod assembly together.1. 13 put spring into shower nozzle shell 14 at last, be fixed to shower nozzle shell 14 on the end socket 9.Piston seal uses T type Te Kangge to enclose 2. 15, has played certain wear ring effect, has improved the cylinder bearing capacity.

Overall package: nozzle assembly passes spray arm and cylinder assembly relies on the screw thread power of screwing to be fixed together, and sealing 17 is realized by O type circle in the spray arm upper and lower end face 3..

Claims

1. nozzle air cylinder structure; Comprise 2. 1. (13), shower nozzle shell (14), sleeve (18), nut (19), dog screw (20) and interior cover (21) of (7), piston rod (8), end socket (9), piston (12), spring of shower nozzle pipe (1), nozzle (2), back-up ring (3), nut (4), steel ball (6), spring; It is characterized in that; Also comprise O type circle 1. (5), O type circle 2. 1. (10), T type Te Kangge enclose (11), 2. T type Te Kangge encloses (15), dust ring (16) and O type circle 3. (17); O type circle 1. (5) is assemblied on the nozzle (2); Rely on nut (4) and back-up ring (3) to be fixed on the shower nozzle pipe (1); 2. 1. (10), T type Te Kangge enclose (11) to O type circle, dust ring (16) is assemblied in above the end socket (9), and 2. T type Te Kangge encloses (15) and be assemblied on the piston (12), and the spray arm upper and lower end face is provided with O type circle 3. (17).

2. a kind of nozzle air cylinder structure according to claim 1 is characterized in that, described sealed steel ball (6) and nozzle (2) fitted seal.

3. a kind of nozzle air cylinder structure according to claim 1 is characterized in that, spring 2. (7) is arranged on the described sealed steel ball (6).

4. a kind of nozzle air cylinder structure according to claim 1 is characterized in that, is provided with O type circle 1. (5) between described nozzle (2) and the shower nozzle pipe (1).

5. a kind of nozzle air cylinder structure according to claim 1 is characterized in that, is provided with O type circle 3. (17) between described shower nozzle pipe (1) and the sprinkling beam.

6. a kind of nozzle air cylinder structure according to claim 1 is characterized in that, the described pneumatic dust ring (16) that also comprises.

7. a kind of nozzle air cylinder structure according to claim 1 is characterized in that, described piston (12) is gone up and adopted T type Te Kangge to enclose 2. (15).