CN211680415U

CN211680415U - Reflow furnace

Info

Publication number: CN211680415U
Application number: CN201922429663.6U
Authority: CN
Inventors: 郭新忠
Original assignee: Beijing Tengda Hanyu Technology Co ltd
Current assignee: Beijing Tengda Hanyu Technology Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-16
Anticipated expiration: 2029-12-27

Abstract

The utility model relates to a reflow oven, which relates to the technical field of reflow ovens and comprises a reflow oven body, the reflow oven body is provided with a pipeline joint, the pipeline joint is connected with an exhaust pipe, the pipeline joint and the exhaust pipe are connected through a connecting component, the connecting component comprises a first clamp and a second clamp, one end of the first clamp is hinged with one end of the second clamp, the other end of the first clamp is fixedly provided with a fixed block and a locking block respectively, the fixed block and the locking block are respectively arranged close to the upper part and the lower part of the end surfaces of the first clamp and the second clamp, an inserting rod is arranged in the fixed block in a sliding manner, a slot matched with the inserting rod is arranged on the locking block, the pipeline joint and the position that the exhaust column is close to the concatenation are recessed respectively and form the seal groove, first clamp and second clamp are last to set firmly respectively with the corresponding annular arch of seal groove, be provided with sealed the pad between annular arch and the seal groove. The utility model discloses it is good, the installation is convenient with the dismantlement to have the leakproofness.

Description

Reflow furnace

Technical Field

The utility model belongs to the technical field of the technique of reflow oven and specifically relates to a reflow oven is related to.

Background

A reflow oven, also called reflow soldering oven, is a device required by SMT process in the electronic technology industry,

at present reflow oven in the course of working to the product, need rise the solder that the reflow oven internal temperature melted product both sides, make solder and mainboard bond and weld, common reflow oven all has exhaust system, exhaust system can in time arrange outdoor through the form of convulsions with the heat in the reflow oven, but in order to guarantee the convulsions efficiency of exhaust column, need the regular clearance to the exhaust column to avoid the rosin oil of deposit to drip to the reflow oven on the exhaust column inner wall, be difficult to wash. However, the existing connection mode between the exhaust pipe and the reflow oven is inconvenient to install and disassemble, and the disassembly and assembly efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a reflow oven, it is good, installation and dismantlement convenience to have the leakproofness.

The utility model discloses a can realize through following technical scheme:

the utility model provides a reflow oven, includes the reflow oven body, be provided with the pipe joint on the reflow oven body, be connected with the exhaust column on the pipe joint, the pipe joint passes through coupling assembling with the exhaust column and connects, coupling assembling includes first clamp and second clamp, first clamp and second clamp one end are articulated, and the other end has set firmly fixed block and locking block respectively, fixed block and locking block are close to the upper portion and the lower part setting of first clamp and second clamp terminal surface respectively, it is provided with the inserted bar to slide in the fixed block, set up on the locking block with inserted bar complex slot, the position that pipe joint and exhaust column are close to the concatenation is concave respectively to form the seal groove, set firmly the annular arch corresponding with the seal groove on first clamp and the second clamp respectively, be provided with sealed the pad between annular arch and the seal groove.

Through adopting above-mentioned technical scheme, when the installation, with exhaust column and pipe joint butt joint, utilize first clamp and second clamp hoop to establish in the position that pipe joint and exhaust column butt joint, dock exhaust column concatenation department through seal groove cooperation annular bulge, it is fixed with two clamps through inserted bar and the slot that corresponds on mutually supporting fixed block and the locking block, simple to operate, during the dismantlement, only need with the inserted bar break away from the slot can, it is good to have the leakproofness, the installation with dismantle convenient advantage.

The utility model discloses further set up to: the inserted bar is fixedly provided with a control rod extending out of the side wall of the fixed block, and the side wall of the fixed block is provided with a slideway for the control rod to slide up and down.

Through adopting above-mentioned technical scheme, be convenient for control inserted bar's position through the control lever.

The utility model discloses further set up to: the spring jumping bean type spring lock is characterized in that a spring jumping bean is arranged on the insertion rod, a positioning hole communicated with the slot is formed in the locking block, and the spring jumping bean is inserted into the positioning hole to fix the position of the insertion rod.

Through adopting above-mentioned technical scheme, after the inserted bar inserted the slot, the spring jumps the beans card and goes into the locating hole, fixes the inserted bar on the locking piece, locks the position of inserted bar, guarantees the fixed stability of clamp.

The utility model discloses further set up to: be provided with the space of sliding in the fixed block, the inserted bar slides and sets up in the space of sliding, the inserted bar upper end is provided with the spring of ordering about the inserted bar withdrawal space of sliding, spring one end sets firmly on the inserted bar, and the other end sets firmly on the top in the space of sliding.

Through adopting above-mentioned technical scheme, when dismantling the exhaust column, jump the beans inwards and press with the spring, under the effect of spring, in the inserted bar automatic retraction fixed block, remove the connection of fixed block and locking block, it is more convenient to dismantle.

The utility model discloses further set up to: the cross section of the sealing gasket is U-shaped.

Through adopting above-mentioned technical scheme, guarantee the leakproofness of exhaust column, guarantee the convulsions effect.

The utility model discloses further set up to: and annular bulges are correspondingly and fixedly arranged on the inner side walls of the fixed block and the locking block.

Through adopting above-mentioned technical scheme, guarantee the sealing performance that the exhaust column is connected.

The utility model discloses further set up to: the pipeline joint and the exhaust pipe are connected in a bell and spigot mode.

By adopting the technical scheme, the pipeline joint and the exhaust pipe are convenient to butt, and the installation is convenient.

To sum up, the utility model discloses a beneficial technological effect does:

1. the first clamp and the second clamp are arranged at the butt joint position of the pipeline joint and the exhaust pipe, the joint position of the exhaust pipe is in butt joint through the matching of the sealing groove and the annular bulge, the two clamps are fixed through the corresponding inserted rods and the corresponding slots on the fixed block and the locking block which are matched with each other, the installation is convenient, the inserted rods are only required to be separated from the slots during the disassembly, and the device has the advantages of good sealing performance and convenience in installation and disassembly;

2. jump beans and spring through setting up the spring, be convenient for with the position locking of inserted bar to when dismantling the exhaust column, jump beans inwards with the spring and press, under the effect of spring, the connection of fixed block and locking piece is removed in the automatic withdrawal fixed block of inserted bar, and it is more convenient to dismantle.

Drawings

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

fig. 2 is a schematic structural view of the protruding connection assembly of the present invention;

FIG. 3 is a cross-sectional view of the pipe joint and the exhaust pipe of the present invention;

fig. 4 is a cross-sectional view of the fixing block and the locking block of the present invention.

In the figure, 1, a reflow furnace body; 2. a pipe joint; 3. an exhaust pipe; 4. a connecting assembly; 41. a first clamp; 42. a second clamp; 43. a fixed block; 431. inserting a rod; 432. a slideway; 433. a control lever; 434. jumping beans by a spring; 435. a slippage space; 436. a spring; 44. a locking block; 441. a slot; 442. positioning holes; 5. a sealing groove; 6. an annular projection; 7. and a gasket.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a reflow oven, including reflow oven body 1, be provided with pipe joint 2 on the reflow oven body 1, pipe joint 2 and the inside intercommunication of reflow oven body 1 are connected with exhaust column 3 on pipe joint 2 for be connected with the air exhauster and take out the inside gas of reflow oven body 1, pipe joint 2 and exhaust column 3 adopt the bell and spigot to connect, make things convenient for both docks. The exhaust pipe 3 and the pipe joint 2 are connected through a connecting component 4.

Referring to fig. 2 and 3, the connecting assembly 4 includes a first clamp 41 and a second clamp 42, one end of the first clamp 41 is hinged to one end of the second clamp 42, the other end of the first clamp 41 is integrally formed with a fixing block 43 and a locking block 44, the fixing block 43 and the locking block 44 are respectively arranged near the upper portion and the lower portion of the end face of the first clamp 41 and the end face of the second clamp 42, the first clamp 41 and the second clamp 42 are fastened to form a circular clamp encircling the splicing position of the exhaust pipe 3 and the pipeline joint 2, the fixing block 43 and the locking block 44 are vertically overlapped with each other, an insert rod 431 is slidably arranged in the fixing block 43, a slot 441 matched with the insert rod 431 is formed in the locking block, the insert rod 431 is inserted into the slot 441, the first clamp 41 and the second clamp 42 are locked by the fixing block 43 and the.

The position that is close to the concatenation at pipe joint 2 and exhaust column 3 is concave respectively and is formed seal groove 5, it has annular bulge 6 to correspond seal groove 5 integrated into one piece respectively on the inner wall of first clamp 41 and second clamp 42, be provided with sealed pad 7 on annular bulge 6, the transversal U-shaped of personally submitting of sealed pad 7, the cover is established on annular bulge 6, go into seal groove 5 with sealed pad 7 card with annular bulge 6, with sealed between pipe joint 2 and the exhaust column 3, thereby guarantee exhaust column 3's leakproofness, guarantee the convulsions effect.

Referring to fig. 4, a slide 432 is formed on one side of the fixed block 43, which is away from the exhaust pipe 3, the slide 432 is disposed along a vertical direction, a control rod 433 is fixedly disposed on the insertion rod 431, and the control rod 433 extends out of the fixed block 43 from the slide 432 and can slide up and down along the slide 432, so as to control the position of the insertion rod 431.

Further, in order to lock the position of the insertion rod 431 and ensure the stability of the clamp fixing, a spring jump bean 434 is arranged on the insertion rod 431, a positioning hole 442 (see fig. 2) communicated with the slot 441 is formed in the locking block 44, and after the insertion rod 431 is inserted into the slot 441, the spring jump bean 434 is clamped into the positioning hole 442 to fix the insertion rod 431 on the locking block 44.

A sliding space 435 is arranged in the fixed block 43, the inserting rod 431 is slidably arranged in the sliding space 435, a spring 436 for driving the inserting rod 431 to retract into the sliding space 435 is arranged at the upper end of the inserting rod 431, one end of the spring 436 is fixedly arranged on the inserting rod 431, the other end of the spring 436 is fixedly arranged at the top end of the sliding space 435, when the exhaust pipe 3 is disassembled, the spring jumping bean 434 is pressed inwards, the inserting rod 431 automatically retracts into the fixed block 43 under the action of the spring 436, the connection between the fixed block 43 and the locking block 44 is released, and the disassembly is more convenient.

Furthermore, the inner walls of the fixing block 43 and the locking block 44 are correspondingly provided with annular protrusions 6, so that the sealing performance of the connection of the exhaust pipe 3 is ensured.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a reflow oven, includes reflow oven body (1), be provided with pipe joint (2) on reflow oven body (1), be connected with exhaust column (3), its characterized in that on pipe joint (2): the pipeline joint (2) is connected with the exhaust pipe (3) through a connecting assembly (4), the connecting assembly (4) comprises a first clamp (41) and a second clamp (42), one end of the first clamp (41) is hinged to one end of the second clamp (42), the other end of the first clamp (41) is fixedly provided with a fixed block (43) and a locking block (44), the fixed block (43) and the locking block (44) are respectively close to the upper part and the lower part of the end face of the first clamp (41) and the end face of the second clamp (42), an inserted rod (431) is arranged in the fixed block (43) in a sliding manner, a slot (441) matched with the inserted rod (431) is formed in the locking block (44), the pipeline joint (2) and the exhaust pipe (3) are respectively concave at the position close to splicing manner to form a sealing groove (5), and an annular bulge (6) corresponding to the sealing groove (5) is fixedly arranged on the first clamp (41) and the second clamp (, a sealing gasket (7) is arranged between the annular bulge (6) and the sealing groove (5).

2. A reflow oven in accordance with claim 1, wherein: set firmly on inserted bar (431) and stretch out control lever (433) of fixed block (43) lateral wall, offer on the lateral wall of fixed block (43) and supply gliding slide (432) from top to bottom of control lever (433).

3. A reflow oven in accordance with claim 1, wherein: the spring jumping bean locking mechanism is characterized in that a spring jumping bean (434) is arranged on the insertion rod (431), a positioning hole (442) communicated with the insertion groove (441) is formed in the locking block (44), and the spring jumping bean (434) is inserted into the positioning hole (442) to fix the position of the insertion rod (431).

4. A reflow oven in accordance with claim 3, wherein: the novel plug-in type sliding door is characterized in that a sliding space (435) is formed in the fixed block (43), the plug rod (431) is arranged in the sliding space (435) in a sliding mode, a spring (436) for driving the plug rod (431) to retract into the sliding space (435) is arranged at the upper end of the plug rod (431), one end of the spring (436) is fixedly arranged on the plug rod (431), and the other end of the spring (436) is fixedly arranged at the top end of the sliding space (435).

5. A reflow oven in accordance with claim 1, wherein: the cross section of the sealing gasket (7) is U-shaped.

6. A reflow oven in accordance with claim 1, wherein: and annular bulges (6) are correspondingly and fixedly arranged on the inner side walls of the fixing block (43) and the locking block (44).

7. A reflow oven in accordance with claim 1, wherein: the pipeline joint (2) is connected with the exhaust pipe (3) in a bell and spigot mode.