CN208005597U - A kind of pneumatic gun for timber wedge leak stopping - Google Patents

Abstract

The utility model discloses a kind of pneumatic guns for timber wedge leak stopping, including timber wedge fixed seat, muzzle, handle, rifle bolt, hammer road, front hand grip, gas valve core, air valve block, gas chamber, movable trigger and back handle etc.；The upper and lower ends of the timber wedge fixed seat inner circle, which are threadably secured, is equipped with timber wedge clamp button of the spring, and buffer rubber gasket is fixed in end face by screw；The hammer road is located at body of a gun stage casing, and the upper end is equipped with handle, and lower end has been connected through a screw thread front hand grip and return spring buckle；The air valve block is located at body of a gun back segment, is connected and fixed with hammer road, gas valve core is equipped in the chamber of air valve block, air inlet is fixedly connected by screw with gas chamber, and all connecting portions are mounted on sealing element.When in use, cocking makes the compressed gas stored in gas chamber release to the utility model, and spring is driven to discharge elastic force, and then the wooden wedge for impacting front end installation travels forward, leak is crammed by the crimp completion of wooden wedge, easy to operate, leak stopping ultrahigh in efficiency.

Description

A kind of pneumatic gun for timber wedge leak stopping

Technical field

The utility model belongs to technical field of fire control, and in particular to a kind of to be carried out soon to industrial tank body leakage mouth using timber wedge The pneumatic gun of fast leak stopping.

Background technology

In chemical tank transportational process, get rusty since tank surface is used for a long time, aging or other artificial origins, warp The case where often will appear tank body leakage, if tank body is used to convey poisonous and harmful liquid or gas, leakage can be to surrounding Environment cause great harm.Therefore, it is leaked once there is chemical tank, fire fighter should rush for the scene of the accident immediately Leakage position leak stopping is carried out, prodigious safety accident otherwise will be led to.

Currently, fire fighter passes through the leak stopping for carrying out tank body leakage hole frequently with wooden leak stoppage tool, in the market wooden stifled Leakage tool includes mainly leak stopping wooden spike and wooden mallet, fire fighter at the scene leak stopping when, heavy biochemical defence suit need to be dressed, one is hand-held Hammer, another hold taper timber wedge, and the leak stopping wooden spike that pounds with a hammer makes in the leak of wooden spike insertion tank body, to realize leak It crams.But since in operation, biochemical defence suit can influence the sight of fire fighter, especially encounter bigbore leakage Hole needs two people to coordinate and completes, and causes integrated operation difficult, the accidental injury to operating personnel but will occurs.

Invention content

The purpose of this utility model is that in order to overcome drawbacks described above existing in the prior art, it is embedding that hammer is beaten timber wedge The method for entering leak leak stopping is improved to be more convenient, efficiently leak stopping mode, provides a kind of pneumatic gun for timber wedge leak stopping.

The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of pneumatic gun for timber wedge leak stopping, packet Include timber wedge fixed seat, muzzle, handle, extension spring, rifle bolt, hammer road, front hand grip, "painted-face" character in opera core, compressed spring, gas valve core, air valve Block, gas chamber, pressure gauge, buttstrap, movable trigger and back handle；

The upper and lower ends of the timber wedge fixed seat inner circle, which are threadably secured, is equipped with timber wedge clamp button of the spring, stifled for buckling Timber wedge is leaked, end face fixes buffer rubber gasket by screw, is fixedly connected with yielding rubber part by screw between the two；

The inner circle of the muzzle is in clearance fit with the outer circle of timber wedge fixed seat, is connected with 2-4 roots between the two and stretches bullet Spring provides certain pulling force, and timber wedge fixed seat can be prevented to be detached from from robbing in mouth, and muzzle passes through band spring screw with hammer road and pacifies Dress is fixed together, and centre fitting position is fixed with yielding rubber part, plays the role of seal shock-proof；

The hammer road is located at body of a gun stage casing, and the upper end is equipped with handle, offers kidney ellipsoid notch, rifle bolt in the axial direction It can be slid back and forth in the notch, lower end has been connected through a screw thread front hand grip and return spring buckle；

The "painted-face" character in opera core is hollow-core construction, and upper end, which is connected through a screw thread, is fixed with rifle bolt, and central hollow position is equipped with pressure Contracting spring；

The air valve block is located at body of a gun back segment, is fixed by screw with the hammer road, and hammer core return is equipped among the two Buffer rubber gasket is equipped with gas valve core in the chamber of air valve block, and upper end has been threadably secured air valve road, and gas valve core can be along gas Valve road slides up and down, and the air inlet of air valve block is fixedly connected by screw with gas chamber, and gas chamber has been connected through a screw thread pressure gauge；

The buttstrap is located at body of a gun end, installed above to have compressed spring, buttstrap front end to be connected with substitute by spring Valve can be moved forward and backward under the extruding of buttstrap along air valve block；

The back handle is fixed by screws in body of a gun lower end position rearward, installed above to have movable trigger.

In above-mentioned technical proposal, there is certain taper in the front end of the "painted-face" character in opera core, is opened up in outer circle there are two arc-shaped slot Mouthful, it is used for mounting O-shaped sealing ring, the isolation separation of former and later two chambers of the roads Shi Chui ensures that the gas chamber of hammer road rear end is in sealing state, Storage inside gas is set to have certain pressure；In terms of size, the outer circle of "painted-face" character in opera core and the inner circle in hammer road are in clearance fit, cooperation Tolerance is in 0.5mm-1mm.

In above-mentioned technical proposal, the rear end of the "painted-face" character in opera core taper is provided with fillet, and radius of corner is buckled with return spring The radius of upper ball is consistent, can easily realize and buckle to "painted-face" character in opera core.

In above-mentioned technical proposal, opened up in the outer circle of the safety air vavle there are one arc-shaped groove, the gas with air valve block Road is in clearance fit, and fit tolerance is in 0.5mm-1mm.

In above-mentioned technical proposal, the gas valve core is decussate texture, and sectional dimension is φ 5mm.

In above-mentioned technical proposal, the gas chamber is cylinder-like structure, and material is 304 stainless steels, wall thickness 3mm, inner circle ruler Very little is φ 50mm, gas-storing capacity 750mL.

In above-mentioned technical proposal, the material of the wooden wedge is flexible cork, and front half section is taper, second half section Outer circle for cylindrical structure, and cylindrical section offers arc-shaped groove.

In general, can reach the above technical solutions conceived by the present invention are compared with the prior art, with Lower advantageous effect：When the leak to industrial tank body carries out leak stopping, the front end of wooden wedge taper need to be only aligned and be leaked Mouthful, cocking, be stored in compressed gas in air chamber can quick washing "painted-face" character in opera core, drive in timber wedge insertion leak, according to It can be completed by crimp and leak crammed, it is easy to operate simple, and efficiency is very high, is extremely applicable to fire-fighting and rescue work Make.

Description of the drawings

Specific embodiment of the present utility model is further described in detail below in conjunction with the accompanying drawings, wherein：

Fig. 1 is a kind of overall structure diagram of pneumatic gun for timber wedge leak stopping of the utility model；

Fig. 2 is the structural schematic diagram of "painted-face" character in opera core in a kind of pneumatic gun for timber wedge leak stopping of the utility model；

Fig. 3 is the structural schematic diagram of safety air vavle in a kind of pneumatic gun for timber wedge leak stopping of the utility model；

In figure：1- timber wedge fixed seats, 2- timber wedge clamp button of the spring, 3- extension springs, 4- buffer rubber gaskets, 5- band spring spiral shells Nail, 6- muzzle, 7- yielding rubber parts, 8- handles, 9- rifle bolts, 10- hammer road, 11- front hand grips, 12- return springs buckle, 13- copper into shape Hammer core, 14- compressed springs into shape, 15- hammers core reset buffering rubber pad, 16- air valves road, 17- gas valve cores, 18- safety air vavles, 19- gas into shape Valve block, 20- gas chambers, 21- pressure gauges, 22- buttstraps, 23- activity triggers, 24- back handles, 25- yielding rubber parts, 26- leak stopping wood Wedge, 27-O type sealing rings, 28- air flues.

Specific implementation mode

As shown in Figure 1, for a kind of overall structure diagram of pneumatic gun for timber wedge leak stopping, including timber wedge fixed seat 1, Extension spring 3, muzzle 6, handle 8, rifle bolt 9, hammer road 10, front hand grip 11, "painted-face" character in opera core 13, compressed spring 14, gas valve core 17, safety Air valve 18, air valve block 19, gas chamber 20, pressure gauge 21, buttstrap 22, movable trigger 23 and back handle 24, in the timber wedge fixed seat 1 Round upper and lower ends, which are threadably secured, is equipped with timber wedge clamp button of the spring 2, and for buckling wooden wedge 26, end face is solid by screw Determine buffer rubber gasket 4, yielding rubber part 25 is fixed with by screw between the two；The inner circle of the muzzle 6 and timber wedge fixed seat 1 Outer circle be in clearance fit, be connected with 2-4 roots extension spring 3 between the two, certain pulling force be provided, and timber wedge can be prevented solid Reservation 1 is detached from from muzzle 6, and muzzle 6 is fixed on together with hammer road 10 by band spring screw 5, and centre fitting position is solid Surely there is yielding rubber part 7, play the role of sufficiently sealed, damping and buffering；The hammer road 10 is located at body of a gun stage casing, the upper end Handle 8 is installed, offers kidney ellipsoid notch in the axial direction, rifle bolt 9 can slide back and forth in the notch, and lower end passes through screw thread It is connected with front hand grip 11 and return spring buckle 12；The "painted-face" character in opera core 13 is hollow-core construction, and upper end, which is connected through a screw thread, to be fixed with Rifle bolt 9, central hollow position are equipped with compressed spring 14；The air valve block 19 is located at body of a gun back segment, passes through with the hammer road 10 Screw is fixed, and hammer core reset buffering rubber pad 15 is equipped among the two, gas valve core 17 is equipped in the chamber of air valve block 19, on End has been threadably secured air valve road 16, and gas valve core 17 can be slided up and down along air valve road 16, and the air inlet of air valve block 19 passes through Screw is fixedly connected with gas chamber 20, and 20 rear end of gas chamber is threaded with pressure gauge 21；The buttstrap 22 is located at body of a gun end, above Compressed spring is installed, 22 front end of buttstrap is connected with safety air vavle 18 by spring, can be under the extruding of buttstrap 22 along air valve block 19 are moved forward and backward, and by spring force self-return；The back handle 24 is fixed by screws in body of a gun lower end position rearward, It is installed above to have movable trigger 23.

As a kind of technical optimization scheme of the utility model, there are certain taper, such as Fig. 2 in the front end of the "painted-face" character in opera core 13 It is shown, it is the structural schematic diagram of "painted-face" character in opera core 13, is opened up in outer circle there are two arc-shaped notch, be used for mounting O-shaped sealing ring 27, Former and later two chambers isolation separation of the roads Shi Chui 10, ensures that the gas chamber of hammer 10 rear end of road is in sealing state, storage inside gas is made to have Certain pressure；In terms of size, the outer circle and the inner circle in hammer road 10 of "painted-face" character in opera core 13 are in clearance fit, and fit tolerance is in 0.5mm- 1mm。。

As a kind of technical optimization scheme of the utility model, the rear end of 13 taper of "painted-face" character in opera core is provided with fillet, circle Angular radius is consistent with the radius of ball on return spring buckle 12, easily can realize that buckle is fixed to "painted-face" character in opera core 13.

As a kind of technical optimization scheme of the utility model, opened up in the outer circle of the safety air vavle 18 there are one circular arc Shape groove, as shown in figure 3, for the structural schematic diagram of safety air vavle 18, outer circle and the air flue of air valve block 19 are in clearance fit, are matched Tolerance is closed in 0.5mm-1mm.

As a kind of technical optimization scheme of the utility model, the gas valve core 17 is decussate texture, sectional dimension For φ 5mm, upper and lower ends are respectively embedded in 16 gentle valve block 19 of air valve road, are clearance fit, fit tolerance is in 0.25mm Hereinafter, ensureing air-tightness.

As a kind of technical optimization scheme of the utility model, the gas chamber 20 is hollow cylinder structure, and material is not 304 not Become rusty steel, wall thickness 3mm, and inner circle size is φ 50mm, gas-storing capacity 750mL.

As a kind of technical optimization scheme of the utility model, the material of the wooden wedge 26 is flexible cork, Its front half section is taper, and the second half section is cylindrical structure, and the outer circle of cylindrical section offers arc-shaped groove, which can Coordinate with the spin on timber wedge clamp button of the spring 2, buckle fixation is carried out to wooden wedge by spring force.

Wooden wedge 26 in the specific implementation, is mounted on by a kind of pneumatic gun for timber wedge leak stopping of the utility model in advance In timber wedge fixed seat 1, buckle fixation is carried out by timber wedge clamp button of the spring 2, the front end of wooden wedge 26 is then directed at leakage hole, Buttstrap 22 is squeezed with shoulder, safety air vavle 18 is made to travel forward, makes the air flue 28 and contacting external air of air valve block 19, is completed to gas The inflation of room 20；Then movable trigger 24 is pulled, the link mechanism at this can drive gas valve core 17 along 16 gentle valve block of air valve road 19 move upwards, and open the connector of air valve block 19 and gas chamber 20, the compressed air meeting abrupt release inside gas chamber 20, to "painted-face" character in opera Core 13 forms certain impact force, forces the spring-compressed at return spring buckle 12, discharges "painted-face" character in opera core 13, at this time compressed spring 14 will produce stronger impact force, make 13 quick washing timber wedge fixed seat 1 of "painted-face" character in opera core, drive 1 the inside of timber wedge fixed seat fixed Wooden wedge 26 travels forward, and tank body leakage mouth is crammed in the blastic deformation completion generated by wooden wedge 26.This practicality Novel operating is simple, it can be achieved that fast blockage to tank body leakage mouth, entire leak stopping operating process are can be controlled within 5s, greatly Ground improves fire-fighting and rescue efficiency.

As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not For limiting the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change Into etc., it should be included within the scope of protection of this utility model.

Claims (7)

1. a kind of pneumatic gun for timber wedge leak stopping, including timber wedge fixed seat（1）, extension spring（3）, muzzle（6）, handle（8）, Rifle bolt（9）, hammer road（10）, front hand grip（11）, "painted-face" character in opera core（13）, compressed spring（14）, gas valve core（17）, safety air vavle（18）, Air valve block（19）, gas chamber（20）, pressure gauge（21）, buttstrap（22）, movable trigger（23）And back handle（24）, it is characterised in that：

The timber wedge fixed seat（1）The upper and lower ends of inner circle, which are threadably secured, is equipped with timber wedge clamp button of the spring（2）, for buckling Wooden wedge（26）, buffer rubber gasket is fixed in end face by screw（4）, yielding rubber is fixedly connected with by screw between the two Part（25）；

The muzzle（6）Inner circle and timber wedge fixed seat（1）Outer circle be in clearance fit, be connected between the two 2-4 roots stretching Spring（3）, muzzle（6）With hammer road（10）Pass through band spring screw（5）It is fixed on together, centre fitting position, which is fixed with, to be subtracted Shake rubber parts（7）, play the role of seal shock-proof；

The hammer road（10）Positioned at body of a gun stage casing, the upper end is equipped with handle（8）, kidney ellipsoid notch is offered in the axial direction, Rifle bolt（9）It can be slid back and forth in the notch, lower end has been connected through a screw thread front hand grip（11）It is buckled with return spring（12）；

The "painted-face" character in opera core（13）For hollow-core construction, upper end, which is connected through a screw thread, is fixed with rifle bolt（9）, central hollow position is equipped with Compressed spring（14）；

The air valve block（19）Positioned at body of a gun back segment, with the hammer road（10）It is fixed by screw, hammer core is installed among the two Reset buffering rubber pad（15）, air valve block（19）Chamber in gas valve core is installed（17）, upper end has been threadably secured air valve Road（16）, gas valve core（17）It can be along air valve road（16）It slides up and down, air valve block（19）Air inlet pass through screw and gas chamber （20）It is fixedly connected, gas chamber（20）It has been connected through a screw thread pressure gauge（21）；

The buttstrap（22）It is installed above to have compressed spring, buttstrap positioned at body of a gun end（22）Front end is connected with peace by spring Full air valve（18）, can be in buttstrap（22）Extruding under along air valve block（19）It is moved forward and backward；

The back handle（24）It is fixed by screws in body of a gun lower end position rearward, it is installed above to have movable trigger（23）.

2. a kind of pneumatic gun for timber wedge leak stopping according to claim 1, it is characterised in that：The "painted-face" character in opera core（13）'s There is certain taper in front end, is opened up in outer circle there are two arc-shaped notch, is used for mounting O-shaped sealing ring（27）, outer circle with hammer Road（10）Inner circle be in clearance fit, fit tolerance is in 0.5mm-1mm.

3. a kind of pneumatic gun for timber wedge leak stopping according to claim 2, it is characterised in that：The "painted-face" character in opera core（13）Cone The rear end of degree is provided with fillet, and radius of corner is buckled with return spring（12）The radius of upper ball is consistent.

4. a kind of pneumatic gun for timber wedge leak stopping according to claim 1, it is characterised in that：The safety air vavle（18） Outer circle on open up there are one arc-shaped groove, with air valve block（19）Air flue be in clearance fit, fit tolerance is in 0.5mm- 1mm。

5. a kind of pneumatic gun for timber wedge leak stopping according to claim 1, it is characterised in that：The gas valve core（17）For Decussate texture, sectional dimension are φ 5mm.

6. a kind of pneumatic gun for timber wedge leak stopping according to claim 1, it is characterised in that：The gas chamber（20）For circle Tubular structure, wall thickness 3mm, inner circle size are φ 50mm, gas-storing capacity 750mL.

7. a kind of pneumatic gun for timber wedge leak stopping according to claim 1, it is characterised in that：The wooden wedge（26） Front half section be taper, the second half section is cylindrical structure, and the outer circle of cylindrical section offers arc-shaped groove.