CN212106014U

CN212106014U - Urea pipe heating device

Info

Publication number: CN212106014U
Application number: CN202020573420.XU
Authority: CN
Inventors: 李祖军; 戴书杰; 凤良俊
Original assignee: Anhui Yining Electronic Technology Co ltd
Current assignee: Anhui Yining Electronic Technology Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-12-08
Anticipated expiration: 2030-04-16

Abstract

The utility model discloses a urea tube heating device, including the urea pipe, the both ends cartridge urea coupling of urea pipe, the outer lane of urea pipe and urea coupling is the heliciform and evenly twines the steam pipe, the steam pipe passes through the sticky tape with the urea pipe and is connected, the outer lane of urea pipe cup joints the bellows, cup joint the injection molding pipe between the tip of bellows and the urea coupling, the both ends of steam pipe all pass the injection molding pipe and with injection molding pipe fixed connection, the both ends of steam pipe pass through the joint subassembly and connect the heat exchange tube, the tip and the heat exchange mechanism of heat exchange tube are connected, the heat exchange mechanism is installed at the exhaust duct lateral wall; the utility model discloses a heat transfer mechanism binds at exhaust duct, forms the heat exchange with the steam pipe after carrying out the heat transfer to exhaust duct's heat to carrying out the circulation of heat in the steam pipe, utilizing the steam in the steam pipe to unfreeze the urea pipe, the energy consumption is low, reduces and uses the car cost, improves resource utilization, and the environmental protection is pollution-free.

Description

Urea pipe heating device

Technical Field

The utility model relates to a urea pipe technical field, in particular to urea pipe heating device.

Background

At present, the commercial vehicles of the fifth and above country generally use an SCR (selective catalytic reduction) after-treatment system, and the commercial vehicle after-treatment system comprises: the urea storage unit, the urea supplies liquid unit, urea injection unit constitute. During operation, the urea pump passes through the urea pipe and absorbs urea liquid from the urea case, and the rethread urea pipe goes into the nozzle with urea liquid, and unnecessary urea liquid flows back the urea case through the urea pipe, in cold areas, needs the urea pipe to have the function of unfreezing, just can guarantee aftertreatment system's normal work. At present, the urea tube is thawed mostly by heating and thawing a heating wire at the outer ring of the urea tube through electric energy generated by a generator driven by an engine, the energy consumption is increased by the thawing mode, the vehicle using cost is improved, and the resource utilization rate is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a urea pipe heating device, can effectively solve among the background art generator and heat and unfreeze the increase energy consumption to the urea pipe, with the motor vehicle with high costs, problem that resource utilization is low.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a urea pipe heating device, includes the urea pipe, the both ends cartridge urea coupling of urea pipe, the outer lane of urea pipe and urea coupling is the even winding hot-blast pipe of heliciform, the hot-blast pipe passes through the sticky tape with the urea pipe and is connected, the bellows is cup jointed to the outer lane of urea pipe, cup joint the pipe of moulding plastics between the tip of bellows and the urea coupling, the both ends of hot-blast pipe all pass mould plastics the pipe and with mould plastics a fixed connection, the heat exchange tube is connected through the joint subassembly in the both ends of hot-blast pipe, the tip and the heat transfer mechanism of heat exchange tube are connected, heat transfer mechanism installs at the exhaust duct lateral wall.

Preferably, the clamping assembly comprises a sleeve with external threads and an insertion pipe, the sleeve is fixedly connected with the end part of the hot air pipe, the outer wall of one end of the insertion pipe is fixedly connected with a sealing sleeve, the other end of the insertion pipe is fixedly connected with the heat exchange pipe, and one end of the insertion pipe with the sealing sleeve is connected with the sleeve in an inserting mode.

Preferably, the end of the sleeve is in the shape of a hollow round table, the side wall of the sleeve is provided with an adjusting groove, and the outer side wall of the sleeve is in threaded connection with a locking nut.

Preferably, the heat exchange mechanism comprises a heat exchange box body, the bottom of the heat exchange box body is fixedly connected with a heat exchange tube, the bottom of the heat exchange box body is symmetrically connected with locking belts through clamping blocks, and the symmetrical end parts of the two locking belts are respectively connected with a tooth groove block and a rack which are provided with adjusting blocks.

Preferably, the heat exchange box bodies are in multiple groups, and the adjacent heat exchange box bodies are communicated through a middle pipe.

Preferably, arc-shaped grooves are formed in the two symmetrical ends of the opening side of the heat exchange box body.

Preferably, the side wall of the opening side of the heat exchange box body is fixedly connected with a heat insulation sealing gasket.

Compared with the prior art, the utility model discloses the beneficial effect who produces is: the utility model discloses a heat transfer mechanism binds on exhaust duct, forms the heat exchange with the steam pipe after carrying out the heat transfer to the heat of blast pipe to carrying out the circulation of heat in the steam pipe, utilizing the steam in the steam pipe to unfreeze the urea pipe, the energy consumption is low, reduces and uses the car cost, has improved resource utilization, and the environmental protection is pollution-free.

Drawings

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

FIG. 2 is a schematic view of the heat exchange mechanism of the present invention;

fig. 3 is a schematic structural view of the clamping assembly of the present invention.

In the figure: 1. a urea pipe; 2. a urea pipe joint; 3. a hot gas pipe; 4. an adhesive tape; 5. a bellows; 6. injection molding a tube; 7. a clamping assembly; 71. a sleeve; 72. inserting a tube; 73. sealing sleeves; 74. an adjustment groove; 75. locking the nut; 8. a heat exchange pipe; 9. a heat exchange mechanism; 91. a heat exchange box body; 92. a clamping block; 93. a locking band; 94. a tooth groove block; 95. a rack; 96. an intermediate pipe; 97. an arc-shaped slot; 98. a heat insulating gasket.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a urea pipe heating device, including urea pipe 1, urea pipe 1's both ends cartridge urea coupling 2, urea pipe 1 and urea coupling 2's outer lane is the even winding steam pipe 3 of heliciform, steam pipe 3 passes through sticky tape 4 with urea pipe 1 and is connected, bellows 5 is cup jointed to urea pipe 1's outer lane, cup joint injection pipe 6 between bellows 5's tip and the urea coupling 2, the both ends of steam pipe 3 all pass injection pipe 6 and with injection pipe 6 fixed connection, the heat exchange tube 8 is connected through joint subassembly 7 in the both ends of steam pipe 3, the tip and the heat exchange mechanism 9 of heat exchange tube 8 are connected, heat exchange mechanism 9 installs at the exhaust duct lateral wall.

In this embodiment, the clamping assembly 7 includes a sleeve 71 and an insertion tube 72 with external threads, the sleeve 71 is fixedly connected with the end of the hot air tube 3, the outer wall of one end of the insertion tube 72 is fixedly connected with a sealing sleeve 73, the other end of the insertion tube 72 is fixedly connected with the heat exchange tube 8, and the end of the insertion tube 72 with the sealing sleeve 73 is inserted into the sleeve 71, so as to be conveniently and quickly inserted.

In this embodiment, the end of the sleeve 71 is in the shape of a hollow truncated cone, the side wall of the sleeve is provided with an adjusting groove 74, the outer side wall of the sleeve 71 is in threaded connection with a locking nut 75, and the insertion tube 72 is fixed on the sleeve 71 through the locking nut 75.

In this embodiment, the heat exchange mechanism 9 includes a heat exchange box 91, the bottom of the heat exchange box 91 is fixedly connected with the heat exchange tube 8, the bottom of the heat exchange box 91 is symmetrically connected with locking belts 93 through a clamping block 92, the symmetrical ends of the two locking belts 93 are respectively connected with a tooth socket block 94 and a rack 95 with an adjusting block, and the heat exchange box 91 is fixed on the exhaust duct through the locking belts 93.

In this embodiment, the heat exchange box bodies 91 are in multiple groups, and the adjacent heat exchange box bodies 91 are communicated through the intermediate pipe 96, so that the heat exchange amount is increased.

In this embodiment, the symmetrical both ends of heat transfer box 91 opening side are equipped with arc wall 97 for heat transfer box 91 and exhaust duct laminating contact.

In this embodiment, the lateral wall of the opening side of the heat exchange box body 91 is fixedly connected with the heat insulation sealing gasket 98, so that the heat exchange box body 91 and the exhaust pipe are convenient to seal and the inner wall of the heat exchange box body 91 is provided with the heat insulation layer.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a urea pipe heating device, includes the urea pipe, its characterized in that: the utility model discloses a heat exchange device of urea, including urea pipe, bellows, end portion of bellows and urea coupling, the both ends of urea pipe cartridge urea coupling, the outer lane of urea pipe and urea coupling is the even winding steam pipe of heliciform, the steam pipe passes through the sticky tape with the urea pipe and is connected, the bellows is cup jointed to the outer lane of urea pipe, cup joint the pipe of moulding plastics between the tip of bellows and the urea coupling, the both ends of steam pipe all pass the pipe of moulding plastics and with mould plastics a tub fixed connection, the heat exchange tube is connected through the joint subassembly in the both ends of steam pipe, the tip and the heat transfer mechanism of heat exchange tube are connected.

2. The urea pipe heating apparatus according to claim 1, wherein: the clamping assembly comprises a sleeve with external threads and an insertion pipe, the sleeve is fixedly connected with the end part of the hot air pipe, the outer wall of one end of the insertion pipe is fixedly connected with a sealing sleeve, the other end of the insertion pipe is fixedly connected with the heat exchange pipe, and one end of the insertion pipe with the sealing sleeve is connected with the sleeve in an inserting mode.

3. The urea pipe heating apparatus according to claim 2, wherein: the end part of the sleeve is in a hollow round table shape, the side wall of the sleeve is provided with an adjusting groove, and the outer side wall of the sleeve is in threaded connection with a locking nut.

4. The urea pipe heating apparatus according to claim 1, wherein: the heat exchange mechanism comprises a heat exchange box body, the bottom of the heat exchange box body is fixedly connected with a heat exchange tube, the bottom of the heat exchange box body is symmetrically connected with locking belts through clamping blocks, and the symmetrical end parts of the two locking belts are respectively connected with a tooth groove block and a rack which are provided with adjusting blocks.

5. The urea pipe heating apparatus according to claim 4, wherein: the heat exchange box bodies are in multiple groups, and the adjacent heat exchange box bodies are communicated through intermediate pipes.

6. The urea pipe heating apparatus according to claim 4, wherein: arc-shaped grooves are formed in the two symmetrical ends of the opening side of the heat exchange box body.

7. The urea pipe heating apparatus according to claim 4, wherein: the side wall of the opening side of the heat exchange box body is fixedly connected with a heat insulation sealing gasket.