CN213387793U

CN213387793U - Alcohol-based liquid fuel injection gun

Info

Publication number: CN213387793U
Application number: CN202021963123.2U
Authority: CN
Inventors: 官发森
Original assignee: Jiangxi Nanyang Energy Technology Co ltd
Current assignee: Jiangxi Nanyang Energy Technology Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-06-08
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses an alcohol group liquid fuel annotates liquid rifle, include: rifle body subassembly, coupling assembling and feed liquor subassembly, the rifle body subassembly includes the casing, advances oil pipe, main valve, first ejector pin, trigger and goes out oil pipe, coupling assembling includes connecting pipe, supporting shoe, second ejector pin, sleeve pipe, second spring, sleeve pipe, seal cover and stopper, the feed liquor subassembly includes feed liquor pipe, push pipe and stop valve, the utility model discloses a pulling sleeve pipe makes the sleeve pipe remove in the outside of connecting pipe for the seal cover breaks away from the outside of steel ball, makes the steel ball take place the removal of minizone under the cooperation of breach, then inserts the inboard of connecting pipe with feed liquor pipe, loosens the sleeve pipe, makes the sleeve pipe reset under the effect of second spring, and the lateral part of steel ball is pushed down to the seal cover for the steel ball inserts the inside of recess, and simple and convenient realization is connected to effectual realization is sealed.

Description

Alcohol-based liquid fuel injection gun

Technical Field

The utility model relates to a annotate liquid rifle technical field, specifically be an alcohol group liquid fuel annotates liquid rifle.

Background

The alcohol-based fuel is prepared by taking alcohol substances as a main body, exists in a liquid or solid form, is biomass energy, is the same as nuclear energy, solar energy, wind energy and hydraulic energy, and is environment-friendly clean energy which is vigorously popularized by governments of various countries; in the face of the exhaustion of petrochemical energy, alcohol-based fuel is the most potential novel alternative energy, is deeply favored by enterprises and organizations of various countries, is widely applied in the energy utilization fields of catering, hotels and the like, and is generally placed by a fuel storage tank so as to be convenient for subsequent application.

In the use of alcohol group fuel, need in time to supply alcohol group fuel in its storage tank, the replenishment of current alcohol group fuel is generally through annotating liquid rifle fluid infusion, however, current fluid infusion rifle in the use, its butt joint difficulty with the feed liquor pipe of body is unfavorable for the use, and on the other hand, its leakproofness is relatively poor, is unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an alcohol group liquid fuel annotates liquid rifle, simple convenient realization and the butt joint of feed liquor pipe are convenient for connect and the operation, and simultaneously, effectual realization is sealed, avoids the fuel to leak to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an alcohol-based liquid fuel injection gun comprising:

the gun body assembly comprises a shell, an oil inlet pipe, a main valve, a first ejector rod, a trigger and an oil outlet pipe, wherein a liquid guide cavity is formed in the shell, the oil inlet pipe is installed on the side portion of the shell and communicated with the liquid guide cavity, the oil outlet pipe is installed on the side portion of the shell and communicated with the liquid guide cavity, the main valve is installed in the liquid guide cavity in a sliding mode, the trigger is hinged to the side portion of the shell, the first ejector rod is installed on the side portion of the trigger and connected with the main valve, a first stop block is arranged at the oil outlet end of the oil outlet pipe, a first liquid guide hole is formed in the side portion of the first stop block, a first connecting rod is installed on the inner side of the oil outlet pipe, a first spring is installed on the side portion of the first connecting rod, a rubber block is installed at the end portion of the first spring, and the side;

the connecting assembly comprises a connecting pipe, a supporting block, a second ejector rod, a sleeve, a second spring, a sleeve, a sealing sleeve and a limiting block, the connecting pipe is in threaded connection with the oil outlet end of the oil outlet pipe, the supporting block is installed on the inner side of the oil inlet end of the connecting pipe, the second ejector rod is welded on the lateral part of the supporting block, the second spring sleeve is arranged on the outer side of the connecting pipe, the sleeve is installed on the lateral part of the second spring, the sleeve is sleeved on the outer side of the connecting pipe, steel balls are clamped on the annular array on the lateral part of the connecting pipe, the sealing sleeve is glued on the inner side of the sleeve and is abutted against the steel balls, a second stop block is installed on the inner side of the connecting pipe, a second liquid guide hole is formed in the middle part of the second stop block, a sealing ring is installed in the middle part, the end part of the third spring is provided with a rubber column matched with the sealing ring, the rubber column is clamped at the inner side of the sealing ring, and the limiting block is welded at the oil outlet end of the connecting pipe and is abutted against the side part of the sleeve;

the liquid inlet assembly comprises a liquid inlet pipe, a top pipe and a stop valve, a groove matched with the steel balls is formed in the side portion of the liquid inlet pipe, the top pipe is communicated with the side portion of the liquid inlet pipe, a third liquid guide hole is formed in the annular array of the side portion of the top pipe, the stop valve is installed in the middle of the liquid inlet pipe, and the liquid inlet pipe is clamped in the connecting pipe.

Preferably, the lateral part of casing is installed and is had first ejector pin matched with sealed piece, the lateral part of casing is installed the touch block through the damping pivot, the lateral part of touch block is relative with the trigger.

Preferably, the end of the oil outlet pipe is provided with an external thread section matched with the connecting pipe, the inner side of the connecting pipe is provided with an internal thread section matched with the oil outlet pipe, and the side part of the oil outlet pipe is provided with the digital flowmeter.

Preferably, a notch is formed in the inner side, close to the steel ball, of the connecting pipe, and the diameter of the notch is smaller than the diameter of the steel ball by 0.3-0.5 mm.

Preferably, the sealing sleeve is an elastic sealing sleeve, and the sealing ring is an elastic sealing ring.

Preferably, the outer wall of the top pipe is attached to the inner wall of the sealing ring, and the outer wall of the top pipe is a smooth surface.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the sleeve is pulled to move on the outer side of the connecting pipe, the second spring is stored with energy, the sealing sleeve is separated from the outer side of the steel ball, the steel ball moves in a small range under the matching of the gap, then the liquid inlet pipe is inserted into the inner side of the connecting pipe, the sleeve is loosened, the sleeve is reset under the action of the second spring, the sealing sleeve presses the side part of the steel ball, the steel ball is inserted into the groove, and the connection is simply and conveniently realized;

2. through the cooperation of rubber piece and first dog, before going out oil pipe and connecting pipe, seal out oil pipe position, through the cooperation of rubber post and sealing washer, before connecting pipe and feed liquor union coupling for the inside of connecting pipe is sealed, through the cooperation of seal cover and steel ball, seals when installing the inlet tube, and through the cooperation of push pipe and sealing washer, seals after connecting pipe and feed liquor union coupling, and simple and convenient realization is sealed, avoids leaking.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged cross-sectional view of a part of the gun body assembly of the present invention;

FIG. 3 is an enlarged cross-sectional view of a part of the structure of the connecting assembly of the present invention;

FIG. 4 is a schematic structural view of the third spring after the sleeve moves and the third spring contracts;

fig. 5 is an enlarged schematic view of a portion a of fig. 3 according to the present invention;

fig. 6 is an enlarged cross-sectional view of a part of the structure of the liquid inlet assembly of the present invention;

fig. 7 is an enlarged schematic view of a part B of fig. 6 according to the present invention.

In the figure: 1. a gun body assembly; 101. a housing; 102. an oil inlet pipe; 103. a main valve; 104. a first ejector rod; 105. a trigger; 106. an oil outlet pipe; 107. a drainage cavity; 108. a first stopper; 109. a first drain hole; 110. a first connecting rod; 111. a first spring; 112. a rubber block; 2. a connecting assembly; 201. A connecting pipe; 202. a support block; 203. a second ejector rod; 204. a sleeve; 205. a second spring; 206. Sealing sleeves; 207. a limiting block; 208. steel balls; 209. a second stopper; 210. a second drain hole; 211. a seal ring; 212. a second connecting rod; 213. a third spring; 214. a rubber column; 3. a liquid inlet component; 301. a liquid inlet pipe; 302. jacking pipes; 303. a stop valve; 304. a groove; 305. a third drain hole; 4. A sealing block; 5. a damping rotating shaft; 6. a contact block; 7. an external threaded section; 8. an internal thread section; 9. a digital flow meter; 10. and (4) a notch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: an alcohol-based liquid fuel injection gun comprising:

referring to fig. 1 and 2, a gun body assembly 1, the gun body assembly 1 includes a housing 101, an oil inlet pipe 102, a main valve 103, a first push rod 104, a trigger 105 and an oil outlet pipe 106, a liquid guide cavity 107 is disposed inside the housing 101, the oil inlet pipe 102 is mounted on a side portion of the housing 101 and is communicated with the liquid guide cavity 107, the oil outlet pipe 106 is mounted on a side portion of the housing 101 and is communicated with the liquid guide cavity 107, the main valve 103 is slidably mounted inside the liquid guide cavity 107, the trigger 105 is hinged to a side portion of the housing 101, the first push rod 104 is mounted on a side portion of the trigger 105 and is connected to the main valve 103, an oil outlet end of the oil outlet pipe 106 is provided with a first stopper 108, a first liquid guide hole 109 is formed on a side portion of the first stopper 108, a first connecting rod 110 is mounted on an inner side of the oil outlet pipe 106, a first spring 111 is mounted on a side portion of the first connecting rod 110, a rubber block 112 is mounted, the side part of the shell 101 is provided with a sealing block 4 matched with the first ejector rod 104, the sealing block 4 is used for sealing a transmission part of the first ejector rod 104, the side part of the shell 101 is provided with a contact block 6 through a damping rotating shaft 5, the contact block 6 is matched with the damping rotating shaft 5 and used for fixing the side part of the trigger 105 so as to prevent the trigger 105 from being pressed all the time by manpower, the side part of the contact block 6 is opposite to the trigger 105, the end part of the oil outlet pipe 106 is provided with an external thread section 7 matched with the connecting pipe 201, the side part of the oil outlet pipe 106 is provided with a digital flowmeter 9, and the digital flowmeter 9 is used for detecting the fuel injection;

referring to fig. 1, 3, 4 and 5, the connecting assembly 2 includes a connecting pipe 201, a supporting block 202, a second ejector rod 203, a sleeve 204, a second spring 205, a sealing sleeve 206 and a limiting block 207, the connecting pipe 201 is connected to the oil outlet end of the oil outlet pipe 106 by a thread, the supporting block 202 is installed at the inner side of the oil inlet end of the connecting pipe 201, the second ejector rod 203 is welded at the side of the supporting block 202, the second spring 205 is sleeved at the outer side of the connecting pipe 201, the sleeve 204 is installed at the side of the second spring 205, the sleeve 204 is sleeved at the outer side of the connecting pipe 201, steel balls 208 are clamped in an annular array at the side of the connecting pipe 201, the sealing sleeve 206 is glued at the inner side of the sleeve 204 and is abutted against the steel balls 208, a second stopper 209 is installed at the inner side of the connecting pipe 201, a second liquid guide hole 210 is opened at the middle of the second stopper, a third spring 213 is installed on the side of the second connecting rod 212, a rubber column 214 matched with the sealing ring 211 is installed at the end of the third spring 213, the rubber column 214 is clamped on the inner side of the sealing ring 211, the limiting block 207 is welded on the oil outlet end of the connecting pipe 201 and is abutted against the side of the sleeve 204, an internal thread section 8 matched with the oil outlet pipe 106 is arranged on the inner side of the connecting pipe 201, a gap 10 is formed in the inner side of the connecting pipe 201 close to the steel ball 208, the gap 10 provides a space for the steel ball 208 to move, so that the steel ball 208 is matched with the groove 304, the liquid inlet pipe 301 is installed, the diameter of the gap 10 is smaller than the diameter of the steel ball 208 by 0.3mm-0.5mm, the sealing sleeve 206 is an elastic sealing;

please refer to fig. 1, fig. 6 and fig. 7, the liquid inlet assembly 3 includes a liquid inlet pipe 301, a top pipe 302 and a stop valve 303, a groove 304 matched with the steel ball 208 is formed on a side portion of the liquid inlet pipe 301, the top pipe 302 is communicated with a side portion of the liquid inlet pipe 301, a third liquid guiding hole 305 is formed in an annular array on a side portion of the top pipe 302, the stop valve 303 is installed in a middle portion of the liquid inlet pipe 301, the liquid inlet pipe 301 is clamped in the connecting pipe 201, an outer wall of the top pipe 302 is attached to an inner wall of the sealing ring 211, matching of the top pipe 302 and the sealing ring 211 is facilitated, sealing after the liquid inlet pipe 301 is installed is realized, and.

The working principle is as follows: when the oil inlet pipe 102 is connected with a tank body of an external fuel storage vehicle, the liquid inlet pipe 301 is welded and communicated with a liquid storage tank of fuel, the connecting pipe 201 is connected with the oil outlet pipe 106 through the matching of the internal thread section 8 and the external thread section 7, the second ejector rod 203 pushes the rubber block 112 to move in the connecting process, so that the rubber block 112 is separated from the first stop block 108, the oil outlet pipe 106 is communicated with the connecting pipe 201, then the sleeve pipe 204 is manually pulled, so that the sleeve pipe 204 moves on the outer side of the connecting pipe 201, energy is stored in the second spring 205, the sealing sleeve 206 is separated from the outer side of the steel ball 208, so that the steel ball 208 moves in a small range under the matching of the notch 10, then the liquid inlet pipe 301 is inserted into the inner side of the connecting pipe 201, the sleeve pipe 204 is released, so that the sleeve pipe 204 is reset under the action of the second spring 205, and the sealing sleeve 206, the steel balls 208 are inserted into the grooves 304, connection is simply and conveniently realized, in the process of connecting the liquid inlet pipe 301 with the connecting pipe 201, the top pipe 302 is inserted into the inner side of the sealing ring 211, the liquid inlet pipe 301 is communicated with the connecting pipe 201 through the matching of the third liquid guide hole 305, the liquid guide cavity 107 is communicated through pressing the trigger 105, integral communication is further realized, and the liquid injection process is realized;

through the cooperation of rubber block 112 and first dog 108, before going out oil pipe 106 and connecting pipe 201, seal out oil pipe 106 position, cooperation through rubber column 214 and sealing washer 211, before connecting pipe 201 is connected with feed liquor pipe 301, make the inside of connecting pipe 201 sealed, cooperation through seal cover 206 and steel ball 208, seal groove 304 portion when installing feed liquor pipe 301, and through the cooperation of push pipe 302 with sealing washer 211, seal after connecting pipe 201 is connected with feed liquor pipe 301, simple and convenient realization is sealed, avoid leaking.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an alcohol group liquid fuel annotates liquid rifle which characterized in that includes:

the gun body assembly (1), the gun body assembly (1) comprises a shell (101), an oil inlet pipe (102), a main valve (103), a first ejector rod (104), a trigger (105) and an oil outlet pipe (106), a liquid guide cavity (107) is arranged inside the shell (101), the oil inlet pipe (102) is arranged on the side portion of the shell (101) and communicated with the liquid guide cavity (107), the oil outlet pipe (106) is arranged on the side portion of the shell (101) and communicated with the liquid guide cavity (107), the main valve (103) is slidably arranged inside the liquid guide cavity (107), the trigger (105) is hinged to the side portion of the shell (101), the first ejector rod (104) is arranged on the side portion of the trigger (105) and connected with the main valve (103), a first stop block (108) is arranged at the oil outlet end of the oil outlet pipe (106), and a first liquid guide hole (109) is formed in the side portion of the first stop block (108), a first connecting rod (110) is installed on the inner side of the oil outlet pipe (106), a first spring (111) is installed on the side portion of the first connecting rod (110), a rubber block (112) is installed at the end portion of the first spring (111), and the side portion of the rubber block (112) is abutted to the side portion of the first stop block (108);

coupling assembling (2), coupling assembling (2) includes connecting pipe (201), supporting shoe (202), second ejector pin (203), sleeve pipe (204), second spring (205), seal cover (206) and stopper (207), connecting pipe (201) threaded connection is in the oil outlet end of oil pipe (106), the inboard in the oil inlet end of connecting pipe (201) is installed in supporting shoe (202), second ejector pin (203) welds in the lateral part of supporting shoe (202), the outside of connecting pipe (201) is located to second spring (205) cover, the lateral part in second spring (205) is installed in sleeve pipe (204), the outside of connecting pipe (201) is located to sleeve pipe (204) cover, the lateral part annular array joint of connecting pipe (201) has steel ball (208), seal cover (206) splice in sleeve pipe (204) inboard and inconsistent with steel ball (208), second dog (209) are installed to the inboard of connecting pipe (201), a second liquid guide hole (210) is formed in the middle of the second stop block (209), a sealing ring (211) is installed in the middle of the second stop block (209), a second connecting rod (212) is installed on the inner side of the connecting pipe (201), a third spring (213) is installed on the side portion of the second connecting rod (212), a rubber column (214) matched with the sealing ring (211) is installed at the end portion of the third spring (213), the rubber column (214) is clamped on the inner side of the sealing ring (211), and the limiting block (207) is welded at the oil outlet end of the connecting pipe (201) and is abutted to the side portion of the sleeve (204);

liquid inlet assembly (3), liquid inlet assembly (3) are including feed liquor pipe (301), push pipe (302) and stop valve (303), the lateral part of feed liquor pipe (301) seted up with steel ball (208) matched with recess (304), push pipe (302) communicate in the lateral part of feed liquor pipe (301), third drain hole (305) have been seted up to the lateral part annular array of push pipe (302), install in the middle part of feed liquor pipe (301) stop valve (303), feed liquor pipe (301) joint in the inside of connecting pipe (201).

2. The alcohol-based liquid fuel injection gun according to claim 1, characterized in that: the lateral part of casing (101) is installed and is sealed piece (4) with first ejector pin (104) matched with, the lateral part of casing (101) is installed and is supported touch multitouch (6) through damping pivot (5), the lateral part of supporting touch multitouch (6) is relative with trigger (105).

3. The alcohol-based liquid fuel injection gun according to claim 1, characterized in that: the end of the oil outlet pipe (106) is provided with an external thread section (7) matched with the connecting pipe (201), the inner side of the connecting pipe (201) is provided with an internal thread section (8) matched with the oil outlet pipe (106), and the side part of the oil outlet pipe (106) is provided with a digital flowmeter (9).

4. The alcohol-based liquid fuel injection gun according to claim 1, characterized in that: a notch (10) is formed in the inner side, close to the steel ball (208), of the connecting pipe (201), and the diameter of the notch (10) is smaller than the diameter of the steel ball (208) by 0.3-0.5 mm.

5. The alcohol-based liquid fuel injection gun according to claim 1, characterized in that: the sealing sleeve (206) is an elastic sealing sleeve, and the sealing ring (211) is an elastic sealing ring.

6. The alcohol-based liquid fuel injection gun according to claim 1, characterized in that: the outer wall of the top pipe (302) is attached to the inner wall of the sealing ring (211), and the outer wall of the top pipe (302) is a smooth surface.