CN218847746U

CN218847746U - Gasoline sampling probe hose assembly

Info

Publication number: CN218847746U
Application number: CN202223039249.2U
Authority: CN
Inventors: 赖月; 杨宏杰; 刘钰东; 王凡; 唐海宇
Original assignee: Zhejiang University Mingquan Technology Co ltd
Current assignee: Zhejiang University Mingquan Technology Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-04-11
Anticipated expiration: 2032-11-15

Abstract

The application discloses petrol sampling probe hose assembly, relate to sampling probe technical field, including weaving the pipe, the one end fixing clip who weaves the pipe has hose nipple, the one end fixing clip who weaves the pipe and keep away from hose nipple has the hose head of getting gas, hose nipple's one end threaded connection has first joint, the fixed pipe of one end fixedly connected with of first joint, the one end fixedly connected with second joint of fixed pipe, the outer wall fixedly connected with supporting shoe of fixed pipe, the bottom fixedly connected with mounting panel of supporting shoe, the bottom fixedly connected with threaded rod of mounting panel, the outer wall threaded connection of threaded rod has the support pipe box, the outer wall sliding connection of support pipe box has the activity ring, the bottom fixed mounting of activity ring has the pivot, the outer wall of pivot rotates and is connected with the bracing piece. This application is convenient for support fixed to weaving the pipe, reduces the handheld condition of using the emergence shake of user, does benefit to the reduction and weaves pipe and exhaust pipe inside contact friction to reduce the loss, do benefit to the stability when improving the weaving pipe use.

Description

Gasoline sampling probe hose assembly

Technical Field

The application relates to the technical field of sampling probes, in particular to a gasoline sampling probe hose assembly.

Background

In the prior art, the gaseous pollutants discharged from the exhaust pipe of a gasoline car are usually carbon monoxide, hydrocarbons and nitrogen oxides, and the emission limits and the measurement methods of the three gaseous pollutants are clearly specified in the national standard. And the gasoline vehicle can also discharge a large amount of micro-particles, so that the detection of the micro-particles discharged by the gasoline vehicle and the diesel vehicle is imperative. In the prior art, a sampling probe is extended into an exhaust pipe of a gasoline vehicle or a diesel vehicle, and then a gas analyzer is used for detecting the concentration of corresponding gas.

At the realization this application in-process, the inventor finds that there is following problem at least in this technique, and current car sample probe hose is in the use, and the hose probe of not being convenient for supports fixedly, and the user shakes easily at handheld in-process, leads to hose and blast pipe contact friction, because the blast pipe temperature is higher, accelerates the loss of hose easily, and is unfavorable for improving the stability when hose probe uses.

SUMMERY OF THE UTILITY MODEL

In order to improve the above-mentioned problem that is unfavorable for supporting fixed use to the hose probe, this application provides petrol sampling probe hose assembly.

The application provides petrol sampling probe hose assembly adopts following technical scheme:

the gasoline sampling probe hose assembly comprises a braided tube, wherein one end of the braided tube is fixedly clamped with a hose connector, one end of the braided tube, which is far away from the hose connector, is fixedly clamped with a hose air-taking head, one end of the hose connector is in threaded connection with a first connector, one end of the first connector is fixedly connected with a fixed tube, and one end of the fixed tube is fixedly connected with a second connector;

the outer wall fixedly connected with supporting shoe of fixed pipe, the bottom fixedly connected with mounting panel of supporting shoe, the bottom fixedly connected with threaded rod of mounting panel, the outer wall threaded connection of threaded rod has the support tube cover, the outer wall sliding connection of support tube cover has the loose ring, the bottom fixed mounting of loose ring has the pivot, the outer wall of pivot rotates and is connected with the bracing piece, the bottom fixedly connected with stopper of loose ring, the outer wall threaded connection of first joint has the collar, the outer wall fixedly connected with support of collar, the inner wall threaded connection of support has the screw thread strip, the one end of screw thread strip rotates and is connected with the clamp splice.

Based on above-mentioned technical scheme, support and the bracing piece is supported and is fixed pipe through the threaded rod, support tube sleeve and bracing piece, again with the support mounting in blast pipe department, rotatory threaded strip moves the clamp splice and is fixed with the blast pipe centre gripping, is convenient for support fixedly to weaving the pipe, can reduce the handheld condition of using the emergence shake of user, does benefit to and reduces weaving pipe and blast pipe internal contact friction to reduce the loss to weaving the pipe, do benefit to the stability when improving the weaving pipe and using.

Optionally, a central hose is fixedly sleeved on the inner wall of the braided tube, and a tension spring is fixedly sleeved on a contact position between the inner wall of the central hose and the braided tube.

Based on above-mentioned technical scheme, reduce the excessive condition of buckling and causing the jam of center hose through extension spring, do benefit to and reduce center hose and be extruded deformation, strengthened center hose's intensity.

Optionally, both ends of the braided tube are fixedly clamped with buckling sleeves, and the buckling sleeves are made of stainless steel.

Based on above-mentioned technical scheme, withhold the cover and withhold the shaping to the both ends of weaving the pipe, be convenient for strengthen the leakproofness, play the leak-proof effect.

Optionally, the bottom end of the supporting pipe sleeve is fixedly connected with a fixed head, the outer wall of the fixed head and the inner wall of the movable ring are both provided with threads, and the shape and size of the fixed head are matched with those of the movable ring.

Based on above-mentioned technical scheme, slide the bottom and the rotation that support the pipe box with the activity ring, make activity ring and fixed head threaded connection fixed, be convenient for assemble and use.

Optionally, the bottom end of the supporting rod is fixedly connected with a cushion block, the longitudinal section of the cushion block is of an L-shaped structure, and three groups of supporting rods are arranged at the bottom of the movable ring at equal intervals.

Based on above-mentioned technical scheme, support through three group's bracing pieces, the cushion is convenient for contact better with ground, strengthens the stability of supporting.

Optionally, the support is of an L-shaped structure, the outer wall of the support is provided with a thread groove matched with the thread strip, the thread strip is symmetrically arranged by taking the vertical central line of the mounting ring as a symmetry axis, and the inner wall of the mounting ring and the outer wall of the first joint are both provided with threads.

Based on above-mentioned technical scheme, through collar and first joint threaded connection, convenient to detach and installation make things convenient for linking bridge and weaving the pipe.

Optionally, the contact position of clamp splice and thread strip fixed mounting has the bearing, the inboard fixedly connected with gasket of clamp splice, the gasket adopts the rubber gasket.

Based on above-mentioned technical scheme, it is fixed to rotate the clamping piece that the screw thread strip moves to carry out the centre gripping to the blast pipe, does benefit to through the gasket and plays skid-proof effect, reduces the friction to the blast pipe.

In summary, the present application includes at least one of the following advantages:

1. this application supports and fixes fixed pipe through threaded rod, support tube sleeve and bracing piece, again with the support mounting in blast pipe department, rotatory threaded strip moves the clamp splice and is fixed with the blast pipe centre gripping, be convenient for support fixedly to weaving the pipe, can reduce the handheld condition of using the emergence shake of user, do benefit to and reduce weaving pipe and blast pipe internal contact friction to the reduction is to weaving the loss of pipe, do benefit to the stability when improving the weaving pipe and using.

2. This application is through the first joint that sets up, fixed pipe and threaded rod, and the service distance of weaving the pipe is convenient for prolong does benefit to and keeps away from blast pipe department, prevents blast pipe high temperature as far as possible and takes place to scald, is convenient for adjust the support height through threaded rod, support tube sleeve, activity ring sum bracing piece, makes things convenient for the aggregate erection to use and accomodates, has enlarged the application scope of device, has improved the flexibility of device.

3. This application is used through the mutually supporting of the pipe of weaving, central hose, extension spring, withholding cover, first joint and the fixed pipe that sets up, does benefit to the intensity that strengthens central hose, reduces the excessive condition of buckling and causing the jam of central hose, reduces the condition that takes place extrusion deformation, does benefit to extension fixture's life, and the reinforcing leakproofness plays leak-proof effect, has improved the protectiveness of device.

Drawings

FIG. 1 is a schematic front cross-sectional view of the present application as a whole;

FIG. 2 is a schematic front view of the braided tube of the present application;

fig. 3 is a schematic top view of the stent of the present application.

Description of reference numerals:

1. weaving a tube; 101. a central hose; 102. an extension spring; 2. a hose connector; 3. a hose gas-taking head; 4. buckling and pressing the sleeve; 5. a first joint; 6. a fixed tube; 7. a second joint; 8. a supporting block; 9. mounting a plate; 10. a threaded rod; 11. a support sleeve; 12. a fixed head; 13. a movable ring; 14. a rotating shaft; 15. a support bar; 16. a cushion block; 17. a limiting block; 18. a mounting ring; 19. a support; 20. a threaded strip; 21. a clamping block; 22. and (6) a gasket.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Referring to fig. 1 and 2 of the drawings in the specification, the gasoline sampling probe hose assembly provided by the present application includes a braided tube 1, a central hose 101 is fixedly sleeved on an inner wall of the braided tube 1, and a tension spring 102 is fixedly sleeved on a contact position between an inner wall of the central hose 101 and the braided tube 1, so that a situation of blockage caused by excessive bending of the central hose 101 is reduced by the tension spring 102, which is beneficial to reducing the central hose 101 from being extruded and deformed, and the strength of the central hose 101 is enhanced. One end of the braided tube 1 is fixedly clamped with a hose connector 2, and one end of the braided tube 1 far away from the hose connector 2 is fixedly clamped with a hose air-extracting head 3.

Referring to the attached drawings of the specification, fig. 1 and 2, both ends of the braided tube 1 are fixedly clamped with buckling sleeves 4, the buckling sleeves 4 are made of stainless steel, and the buckling sleeves 4 buckle and press the both ends of the braided tube 1 to form, so that the sealing property is enhanced and the leakage-proof effect is achieved. One end threaded connection of hose nipple 2 has first joint 5, and the fixed pipe 6 of the one end fixedly connected with of first joint 5, fixed pipe 6 adopt S type structure, and the one end fixedly connected with second of fixed pipe 6 connects 7.

Referring to the attached drawing fig. 1 of the specification, a supporting block 8 is fixedly connected to the outer wall of a fixed pipe 6, a mounting plate 9 is fixedly connected to the bottom of the supporting block 8, a threaded rod 10 is fixedly connected to the bottom of the mounting plate 9, a supporting pipe sleeve 11 is in threaded connection with the outer wall of the threaded rod 10, a movable ring 13 is in sliding connection with the outer wall of the supporting pipe sleeve 11, a fixed head 12 is fixedly connected to the bottom end of the supporting pipe sleeve 11, threads are arranged on the outer wall of the fixed head 12 and the inner wall of the movable ring 13, the shape and size of the fixed head 12 are matched with those of the movable ring 13, the movable ring 13 slides to the bottom end of the supporting pipe sleeve 11 and rotates, so that the movable ring 13 is in threaded connection with the fixed head 12, and the assembly and use are facilitated.

Referring to the attached drawing fig. 1 of the specification, a rotating shaft 14 is fixedly installed at the bottom of a movable ring 13, a support rod 15 is rotatably connected to the outer wall of the rotating shaft 14, a cushion block 16 is fixedly connected to the bottom end of the support rod 15, the longitudinal section of the cushion block 16 is of an L-shaped structure, three groups of support rods 15 are arranged at equal intervals at the bottom of the movable ring 13, the support is carried out through the three groups of support rods 15, the cushion block 16 is convenient to better contact with the ground, and the support stability is enhanced. The bottom of the movable ring 13 is fixedly connected with a limiting block 17.

Referring to the attached drawings of the specification, fig. 1 and 3, an outer wall of the first joint 5 is in threaded connection with a mounting ring 18, an outer wall of the mounting ring 18 is fixedly connected with a support 19, an inner wall of the support 19 is in threaded connection with a threaded strip 20, the support 19 is of an L-shaped structure, a threaded groove matched with the threaded strip 20 is formed in the outer wall of the support 19, the threaded strip 20 is symmetrically arranged by taking a vertical central line of the mounting ring 18 as a symmetry axis, threads are formed in the inner wall of the mounting ring 18 and the outer wall of the first joint 5, and the mounting ring 18 is in threaded connection with the first joint 5, so that the mounting ring is convenient to detach and mount, and the support 19 and the braided tube 1 are convenient to connect.

Referring to the attached drawing of the specification and fig. 3, one end of the threaded strip 20 is rotatably connected with a clamping block 21, a bearing is fixedly installed at a contact position of the clamping block 21 and the threaded strip 20, a gasket 22 is fixedly connected to the inner side of the clamping block 21, the gasket 22 is a rubber gasket, the threaded strip 20 is rotated to drive the clamping block 21 to clamp and fix the exhaust pipe, the gasket 22 is favorable for playing an anti-skid role, and friction on the exhaust pipe is reduced.

Through threaded rod 10, support pipe box 11 and bracing piece 15 support and fix fixed pipe 6, install support 19 in blast pipe department again, rotatory thread strip 20 drives clamp splice 21 and blast pipe centre gripping fixed, be convenient for support fixedly to weaving pipe 1, can reduce the condition that the handheld use of user took place to shake, do benefit to and reduce weaving pipe 1 and blast pipe internal contact friction, thereby reduce the loss to weaving pipe 1, do benefit to the stability when improving weaving pipe 1 and using.

The working principle is as follows:

during the use, it is fixed with the outer wall threaded connection of first joint 5 with collar 18 earlier, again with first joint 5 and the fixed equipment of hose nipple 2 threaded connection, the structure of fixed pipe 6S type does benefit to the distance of extension braided tube 1 one end, do benefit to the distance between expansion and the blast pipe, reduce the condition that the blast pipe high temperature takes place the scald easily, rotate support pipe box 11 again, adjust the length of using in combination of support pipe box 11 and threaded rod 10, and slide activity ring 13 to the bottom of support pipe box 11 and rotatory, it is fixed to make activity ring 13 and fixed head 12 threaded connection, be convenient for assemble and use, after adjusting to suitable length, rotate the opening to the outside through pivot 14 with three group' S bracing pieces 15, conveniently support and fix braided tube 1, reduce the condition that the handheld use of user takes place the shake.

After the equipment is accomplished, the hose that will weave pipe 1 gets 3 one ends of gas head and stretches into in the blast pipe, and cooperate equipment such as the external motor vehicle exhaust analysis appearance of second joint 7 with fixed pipe 6 and use, weave pipe 1 and stretch into behind the blast pipe, make support 19 be in the outside of blast pipe outer end, and rotate thread strip 20, it is fixed to drive clamp splice 21 to carry out the centre gripping to the blast pipe, do benefit to through gasket 22 and play skid-proof effect, reduce the friction to the blast pipe, be convenient for strengthen the support nature of weaving pipe 1 and blast pipe, carry out centre gripping and fixed to weaving pipe 1, do benefit to the stability when improving weaving pipe 1 and using.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Gasoline sampling probe hose assembly, including braided tube (1), its characterized in that: a hose connector (2) is fixedly clamped at one end of the braided tube (1), a hose air-taking head (3) is fixedly clamped at one end, far away from the hose connector (2), of the braided tube (1), a first connector (5) is in threaded connection with one end of the hose connector (2), a fixed tube (6) is fixedly connected with one end of the first connector (5), and a second connector (7) is fixedly connected with one end of the fixed tube (6);

the outer wall fixedly connected with supporting shoe (8) of fixed pipe (6), bottom fixedly connected with mounting panel (9) of supporting shoe (8), bottom fixedly connected with threaded rod (10) of mounting panel (9), the outer wall threaded connection of threaded rod (10) has support tube sleeve (11), the outer wall sliding connection of support tube sleeve (11) has activity ring (13), the bottom fixed mounting of activity ring (13) has pivot (14), the outer wall of pivot (14) rotates and is connected with bracing piece (15), the bottom fixedly connected with stopper (17) of activity ring (13), the outer wall threaded connection of first joint (5) has collar (18), the outer wall fixedly connected with support (19) of collar (18), the inner wall threaded connection of support (19) has thread strip (20), the one end of thread strip (20) is rotated and is connected with clamp splice (21).

2. The gasoline sampling probe hose assembly of claim 1, wherein: the inner wall of the braided tube (1) is fixedly sleeved with a central hose (101), and the contact position of the inner wall of the central hose (101) and the braided tube (1) is fixedly sleeved with a tension spring (102).

3. The gasoline sampling probe hose assembly of claim 1, wherein: both ends of the braided tube (1) are fixedly clamped with buckling sleeves (4), and the buckling sleeves (4) are made of stainless steel.

4. The gasoline sampling probe hose assembly of claim 1, wherein: the bottom end of the supporting pipe sleeve (11) is fixedly connected with a fixed head (12), the outer wall of the fixed head (12) and the inner wall of the movable ring (13) are provided with threads, and the shape and the size of the fixed head (12) are matched with those of the movable ring (13) mutually.

5. The gasoline sampling probe hose assembly of claim 1, wherein: the bottom fixedly connected with cushion (16) of bracing piece (15), the longitudinal section of cushion (16) is L type structure, bracing piece (15) are provided with three groups at the bottom of activity ring (13) equidistant.

6. The gasoline sampling probe hose assembly of claim 1, wherein: support (19) are L type structure, the outer wall of support (19) seted up with thread strip (20) assorted thread groove, thread strip (20) use the vertical central line of collar (18) as symmetry axis symmetry setting, the inner wall of collar (18) with the outer wall of first joint (5) all is provided with the screw thread.

7. The gasoline sampling probe hose assembly of claim 1, wherein: the contact position fixed mounting of clamp splice (21) and screw thread strip (20) has the bearing, the inboard fixedly connected with gasket (22) of clamp splice (21), gasket (22) adopt the rubber gasket.