CN214748487U

CN214748487U - End connecting device of exhaust temperature sensor

Info

Publication number: CN214748487U
Application number: CN202120781833.1U
Authority: CN
Inventors: 何剑; 朱小平; 朱建新; 范建清
Original assignee: Jingjiang Yangzi Instrument Co ltd
Current assignee: Jingjiang Yangzi Instrument Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-11-16
Anticipated expiration: 2031-04-15

Abstract

The utility model relates to an installation technical field of row's temperature sensor specifically is an end connection device of row's temperature sensor, including solid fixed cylinder and row's temperature sensor main part, convex circular slot has been seted up to the upper end of solid fixed cylinder, has seted up constant head tank, draw-in groove and seal groove from last to down in proper order in the convex circular slot, and the constant head tank has been seted up to bilateral symmetry in the convex circular slot, the beneficial effects of the utility model are that: this novel connecting device, earlier in the installing port of equipment such as solid fixed cylinder screw in gasoline engine or diesel engine during the use, the convex circular slot that will arrange the temperature-sensing ware main part through solid fixed cylinder inserts inside equipment such as gasoline engine or diesel engine, make metal pole and constant head tank joint, thereby fix row temperature-sensing ware main part, this novel connecting device, can directly use on the installing port of equipment such as current gasoline engine or diesel engine, need not reequip current equipment, and reasonable in design, easy operation is convenient.

Description

End connecting device of exhaust temperature sensor

Technical Field

The utility model relates to an arrange the installation technical field of temperature-sensing ware, specifically be an end connection device of arranging temperature-sensing ware.

Background

The exhaust temperature sensor is used for measuring exhaust temperature and the like, and is mostly installed on equipment such as a gasoline engine or a diesel engine. The tip and the equipment of current row temperature sensor pass through threaded connection, and arrange temperature sensor's joint end portion and be mostly plastics material, and connection structure is comparatively simple, and does not have protector. The existing exhaust temperature sensor is easy to age at the connecting end after being used for a long time, and cannot be disassembled and replaced when the exhaust temperature sensor needs to be replaced, and the connecting end is made of plastic, so that the exhaust temperature sensor cannot be normally disassembled due to the fact that the connecting end is easy to break and break in daily use, and the like, and an operator needs to spend a large amount of time to disassemble and replace, so that the workload of the operator is increased, and the normal use of the equipment is delayed.

Therefore, an end connection device of a temperature discharge sensor is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an end connection device of row's temperature inductor 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 end connection device of a temperature exhaust sensor comprises a fixed cylinder and a temperature exhaust sensor main body, wherein a convex circular groove is formed in the upper end of the fixed cylinder, positioning grooves, clamping grooves and sealing grooves are sequentially formed in the convex circular groove from top to bottom, positioning grooves are symmetrically formed in the convex circular groove in the left and right direction, a fixed head is movably connected in the convex circular groove, metal rods are symmetrically inserted in the two sides of the fixed head in the left and right direction, a protective cover is symmetrically sleeved on the upper end of the fixed head in the left and right direction, positioning holes are formed in the protective cover, the metal rods penetrate through the positioning holes and are inserted in the positioning grooves, the protective cover is in sliding connection with the fixed cylinder, an annular groove is formed in the lower end of the fixed head, a spring, a convex gasket and a sealing gasket are sequentially sleeved on the fixed head from top to bottom, the spring is in contact with the lower end of the protective cover, and the lower end of the spring is in contact with the convex gasket, the convex gasket is inserted in the clamping groove, the sealing gasket is sleeved in the annular groove, and the lower end of the fixing head is inserted with the exhaust temperature sensor main body.

Preferably, the fixed cylinder is made of metal, and the cylindrical surface of the fixed cylinder is provided with external threads.

Preferably, the clamping groove and the sealing groove are annular grooves, and the sealing groove is in extrusion contact with the sealing washer.

Preferably, the upper end of the fixed cylinder is welded with an adjusting block, the adjusting block is an annular block, and the cylindrical surface of the adjusting block is provided with anti-skid grains.

Preferably, the positioning groove is a hook-shaped groove, and the metal rod is connected with the positioning groove in a sliding mode.

Preferably, the protective cover is the metal material, and the protective cover sets up to the semi-cylindrical, and the upper end of protective cover is provided with anti-skidding line.

Compared with the prior art, the beneficial effects of the utility model are that: this novel connecting device, earlier establish the protective cover in the installation mouth of equipment such as solid fixed cylinder screw in gasoline engine or diesel engine during the use, again, a spring, convex packing ring and seal ring are established in proper order on the fixed head, the convex circular slot that will arrange the temperature inductor main part through solid fixed cylinder inserts inside equipment such as gasoline engine or diesel engine, insert the back when arranging the temperature inductor main part completely, slowly insert the solid fixed cylinder with the fixed head in, make the metal pole along constant head tank lapse, make metal pole and constant head tank joint, thereby fix row temperature inductor main part. When the row's of needs change temperature-sensing ware main part, only need press the protective cover downwards earlier, clockwise rotation again, at last along convex circular slot extract can, the solid fixed cylinder need not take out, can use repeatedly, this novel connecting device can directly use on the installing port of equipment such as current gasoline engine or diesel engine, need not reequip current equipment, reasonable in design, easy operation is convenient.

Drawings

FIG. 1 is a schematic structural view of a connecting device of a temperature sensor of the present invention;

FIG. 2 is a schematic sectional view of the structure of the fixing cylinder of the present invention;

FIG. 3 is an exploded view of the connecting device of the present invention;

fig. 4 is a schematic view of the protective cover structure of the present invention.

In the figure: 1. a fixed cylinder; 2. a convex circular groove; 21. a card slot; 22. a sealing groove; 3. positioning a groove; 4. an adjusting block; 5. a fixed head; 51. a metal rod; 52. an annular groove; 6. a spring; 7. a male washer; 71. a sealing gasket; 8. a protective cover; 81. positioning holes; 9. the exhaust temperature inductor main body.

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 to 4, the present invention provides a technical solution: the utility model provides an end connection device of row temperature inductor, including solid fixed cylinder 1 and row temperature inductor main part 9, gu fixed cylinder 1 is the metal material, the external screw thread has been seted up to gu fixed cylinder 1's face of cylinder, gu fixed cylinder 1's upper end welding has regulating block 4, regulating block 4 is the annular piece, and the anti-skidding line has been seted up to regulating block 4's face of cylinder, in the installing port with solid fixed cylinder 1 screw in equipment such as gasoline engine or diesel engine through rotating regulating block 4, gu fixed cylinder 1 is the adapting unit of metal material, can use repeatedly, and gu fixed cylinder 1's size and the installing port phase-match of equipment such as current gasoline engine or diesel engine, need not reequip current equipment, application scope is wide.

Convex circular slot 2 has been seted up to the upper end of a fixed cylinder 1. from last constant head tank 3, draw-in groove 21 and the seal groove 22 of having seted up down in proper order in the convex circular slot 2, draw-in groove 21 and seal groove 22 are the ring channel, and constant head tank 3 has been seted up to bilateral symmetry in the convex circular slot 2, fixes the exhaust temperature inductor through constant head tank 3, seals connecting device through draw-in groove 21 and seal groove 22.

Swing joint has fixed head 5 in the convex circular slot 2, and the bilateral symmetry of fixed head 5 is pegged graft and is had metal pole 51, and the upper end bilateral symmetry cover of fixed head 5 is equipped with protective cover 8, and protective cover 8 is the metal material, and protective cover 8 sets up to the semicircle tubular, and protective cover 8's upper end is provided with anti-skidding line, and two protective covers 8 concatenations are circular cover to protect fixed head 5.

The protective cover 8 is provided with a positioning hole 81, the metal rod 51 penetrates through the positioning hole 81 and is connected with the positioning groove 3 in an inserting mode, the positioning groove 3 is a hook-shaped groove, the metal rod 51 is connected with the positioning groove 3 in a sliding mode, the metal rod 51 slides downwards along the positioning groove 3 firstly, and then the metal rod 51 rotates anticlockwise, so that the metal rod 51 is connected with the end portion of the hook-shaped groove in a clamping mode, and the fixing head 5 is fixed.

Protective cover 8 and solid fixed cylinder 1 sliding connection, annular groove 52 has been seted up to the lower extreme of fixed head 5, and the cover is equipped with spring 6, convex packing ring 7 and seal ring 71 from the top down in proper order on the fixed head 5, and spring 6 contacts with the lower extreme of protective cover 8, and the lower extreme and the convex packing ring 7 contact of spring 6, and spring 6 all exerts for elasticity protective cover 8 and convex packing ring 7.

The convex gasket 7 is inserted in the clamping groove 21, the sealing groove 22 is in extrusion contact with the sealing gasket 71, the sealing gasket 71 is sleeved in the annular groove 52, the lower end of the fixing head 5 is inserted with the exhaust temperature sensor main body 9, and the connecting device is sealed through the convex gasket 7 and the sealing gasket 71.

The working principle is as follows: the novel connecting device is characterized in that when in use, a fixed cylinder 1 is firstly screwed into a mounting hole of equipment such as a gasoline engine or a diesel engine, a protective cover 8, a spring 6, a convex gasket 7 and a sealing gasket 71 are sequentially sleeved on a fixed head 5, the protective cover 8 is held by a hand to insert a temperature-discharge sensor main body 9 into the equipment such as the gasoline engine or the diesel engine through a convex circular groove 2 of the fixed cylinder 1, after the temperature-discharge sensor main body 9 is completely inserted, the fixed head 5 is slowly inserted into the fixed cylinder 1 to enable a metal rod 51 to slide downwards along a positioning groove 3, when the metal rod 51 slides to the bottom end of the positioning groove 3, the protective cover 8 is rotated anticlockwise, when the metal rod 51 is contacted with the side surface of the positioning groove 3, the rotation is stopped, meanwhile, the protective cover 8 is pulled upwards to enable the metal rod 51 to be clamped with the positioning groove 3, the fixed head 5 is clamped and fixed with the fixed cylinder 1, so as to fix the temperature-discharge sensor main body 9, meanwhile, the convex gasket 7 is inserted into the clamping groove 21, and the sealing gasket 71 is clamped in the sealing groove 22 to seal the connecting device. When row's temperature inductor main part 9 needs to be changed, only need press protective cover 8 down earlier, clockwise rotation again, at last along convex circular slot 2 extract can, solid fixed cylinder 1 need not take out, can use repeatedly, this novel connecting device can directly use on the installing port of equipment such as current gasoline engine or diesel engine, need not reequip current equipment, reasonable in design, easy operation is convenient.

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 end connection device of row's temperature inductor, includes a fixed section of thick bamboo (1) and row's temperature inductor main part (9), its characterized in that: convex circular slot (2) have been seted up to the upper end of solid fixed cylinder (1) in convex circular slot (2) from last to having seted up constant head tank (3), draw-in groove (21) and seal groove (22) down in proper order, constant head tank (3) have been seted up to bilateral symmetry in convex circular slot (2), swing joint has fixed head (5) in convex circular slot (2), the bilateral symmetry of both sides of fixed head (5) is pegged graft and is had metal pole (51), the upper end bilateral symmetry cover of fixed head (5) is equipped with protective cover (8), locating hole (81) have been seted up on protective cover (8), metal pole (51) run through locating hole (81) and peg graft with constant head tank (3), protective cover (8) and solid fixed cylinder (1) sliding connection, annular groove (52) have been seted up to the lower extreme of fixed head (5), from the top down is equipped with spring (6) in proper order on fixed head (5), Convex packing ring (7) and seal ring (71), the lower extreme contact of spring (6) and protective cover (8), the lower extreme and the contact of convex packing ring (7) of spring (6), peg graft in draw-in groove (21) convex packing ring (7), seal ring (71) cover is established in annular groove (52), the lower extreme of fixed head (5) is pegged graft and is had row temperature inductor main part (9).

2. An end connection for a temperature exhaust sensor according to claim 1, wherein: the fixed cylinder (1) is made of metal, and external threads are formed on the cylindrical surface of the fixed cylinder (1).

3. An end connection for a temperature exhaust sensor according to claim 1, wherein: the clamping groove (21) and the sealing groove (22) are annular grooves, and the sealing groove (22) is in extrusion contact with the sealing washer (71).

4. An end connection for a temperature exhaust sensor according to claim 1, wherein: the upper end of the fixed cylinder (1) is welded with an adjusting block (4), the adjusting block (4) is an annular block, and the cylindrical surface of the adjusting block (4) is provided with anti-skid grains.

5. An end connection for a temperature exhaust sensor according to claim 1, wherein: the positioning groove (3) is a hook-shaped groove, and the metal rod (51) is connected with the positioning groove (3) in a sliding mode.

6. An end connection for a temperature exhaust sensor according to claim 1, wherein: protective cover (8) are the metal material, and protective cover (8) set up to the semicylindrical, and the upper end of protective cover (8) is provided with anti-skidding line.