CN108942035B

CN108942035B - Novel fixed station of absorption refrigeration system

Info

Publication number: CN108942035B
Application number: CN201810803011.1A
Authority: CN
Inventors: 沈根法; 倪祖平; 夏忠良; 杨永金
Original assignee: Zhejiang Tengyun Refrigeration Technology Co Ltd
Current assignee: Zhejiang Tengyun Refrigeration Technology Co Ltd
Priority date: 2018-07-20
Filing date: 2018-07-20
Publication date: 2020-05-19
Anticipated expiration: 2038-07-20
Also published as: CN108942035A

Abstract

The invention discloses a novel fixing platform of an absorption refrigeration system, which comprises a chassis, a first upright column, a second upright column, a third upright column, a U-shaped support and a welding support, wherein the first upright column is vertically arranged in the center of the chassis, the first upright column, the second upright column and the third upright column are sequentially and fixedly connected end to end, the first upright column is vertical to the second upright column, the second upright column is vertical to the third upright column, the first upright column, the second upright column and the third upright column are positioned in the same plane, the other end of the third upright column, relative to the second upright column, is vertically connected with the middle part of the U-shaped support, one side of an opening of the U-shaped support is provided with a pair of welding support rotating shaft holes, the welding support is fixedly provided with a pair of welding support rotating shafts matched with the welding support rotating shaft holes, and the welding support is provided. The invention is convenient for fixing each part of the absorption refrigeration system on the welding bracket, is convenient for adjusting the welding bracket to weld each part, and greatly improves the welding quality and efficiency.

Description

Novel fixed station of absorption refrigeration system

Technical Field

The invention relates to a novel fixed platform of an absorption refrigeration system.

Background

A refrigeration system refers to any system that uses external energy to transfer heat from a substance or environment at a low temperature to a substance or environment at a higher temperature. Generally go through four processes of compression, condensation, expansion and evaporation, forming the most basic configuration of a refrigeration cycle.

According to the device form, the device can be divided into a compression type refrigerating system, an absorption type refrigerating system, an evaporation and spray type refrigerating system and the like.

The absorption refrigeration uses naturally existing water or ammonia and the like as a refrigerant, and is harmless to the environment and the atmospheric ozone layer; the heat energy is used as driving energy, the heat energy generated by boiler steam and fuel can be utilized, low-grade heat energy such as waste heat, solar energy and the like can be utilized, and the dual purposes of refrigeration and heating can be realized in the same unit. The whole set of device is mostly a heat exchanger except a pump and a valve, so that the operation is quiet, and the vibration is small; meanwhile, the refrigerator operates in a vacuum state, and has the advantages of simple structure, safety, reliability and convenience in installation. Under the current situation of energy shortage, power supply shortage and increasingly severe environmental problems, the absorption refrigeration technology has attracted extensive attention with its specific advantages.

When absorption refrigeration system is producing, need weld liquid storage cylinder, low tube, coil pipe, condenser pipe, balance pipe, the cooling tube of taking the fin, liquid feeding pipe, weak liquid pipe, evaporating pipe etc. and at present, when welding, do not have one set of suitable frock yet, welding inefficiency, welding quality is relatively poor.

Radiating pipes of absorption refrigeration systems are generally provided with radiating fins, and during production, the radiating fins are generally fixed along the radiating pipes firstly and then are welded and fixed with other parts together.

Disclosure of Invention

In view of the above problems, the present invention provides a novel fixing table for an absorption refrigeration system, which can fix various components of the absorption refrigeration system on a welding bracket, thereby facilitating welding.

The technical scheme adopted by the invention is as follows:

a novel fixing table of an absorption refrigeration system comprises a chassis, a first upright column, a second upright column, a third upright column, a U-shaped support and a welding support, wherein the first upright column is vertically arranged at the center of the chassis, the first upright column, the second upright column and the third upright column are sequentially and fixedly connected end to end, the first upright column is vertical to the second upright column, the second upright column is vertical to the third upright column, the first upright column, the second upright column and the third upright column are positioned in the same plane, the other end of the third upright column, relative to the second upright column, is vertically connected with the middle part of the U-shaped support, one side of an opening of the U-shaped support is provided with a pair of welding support rotating shaft holes, the welding support is fixedly provided with a pair of welding support rotating shafts matched with the welding support rotating shaft holes, the welding support is provided with a radiating pipe fixing tool, the radiating pipe fixing tool comprises a pair of positioning blocks fixed on the front side of the welding support, an arc-shaped groove is formed in the top of each of the two positioning blocks, the arc-shaped grooves are coaxial, and the welding support is provided with a clamping device in the position of the perpendicular bisector of each of the two positioning blocks.

The design of first stand, second stand and third stand for welding stent's focus is close to stand sheathed tube axle center as far as possible, has improved and has carried out the stability that supports to welding stent, and U type support is connected with the rotation of third stand, and U type support is connected with welding stent's rotation, makes welding stent's each face all can adjust the installation of being convenient for and welded position.

Preferably, the bottom end of the first upright post is fixedly connected with the chassis through a bearing seat, the bearing seat is fixed at the center of the chassis through a bolt, and the bottom end of the first upright post is fixed in the bearing seat.

The first stand passes through bearing frame and chassis fixed connection, has improved the straightness and joint strength that hang down of first stand and chassis.

Preferably, a bearing sleeve is fixed at the other end of the third upright column relative to the second upright column, an opening of the bearing sleeve is parallel to the second upright column, a U-shaped support rotating shaft is fixed in the middle of the U-shaped support, and the U-shaped support rotating shaft is matched with the bearing sleeve.

Preferably, two welding stent rotating shafts on the welding stent extend out of the U-shaped stent, a bolt stent is fixed on the outer side faces of two sides of the U-shaped stent, a bolt hole is formed in the bolt stent, an adjusting bolt is arranged in the bolt hole in a matched mode, the front end of the adjusting bolt vertically extends to the welding stent rotating shafts, and an adjusting block is fixed at the front end of the adjusting bolt.

Preferably, the adjusting block is made of rubber materials with high friction coefficients, an arc-shaped groove is formed in one side, located on the rotating shaft of the welding support, of the adjusting block, and the arc-shaped groove is matched with the rotating shaft of the welding support.

Adjusting bolt can adjust the frictional force between regulating block and the welding stent pivot to adjust the resistance of welding stent when for U type leg joint, prevent that the welding stent from leading to the welding stent to rotate at will because of the maldistribution of self weight, thereby be convenient for installation and welding, arc wall on the regulating block can increase the area of contact with the welding stent pivot, increase welding stent pivoted resistance.

Preferably, a positioning sleeve is fixed in the middle of the outer side of one side of the U-shaped support, the positioning sleeve penetrates through the U-shaped support and extends to the inner side of the U-shaped support, a handle is fixed at the outer end of the positioning rod, a positioning pin is fixed at the outer side of the positioning sleeve and is matched with the positioning groove, a positioning table matched with the positioning rod is fixed on the welding support, the positioning table is fixed on the welding support through a bolt, and a positioning hole matched with the positioning rod is formed in the positioning table.

Insert the locating hole through the locating lever during welding, the locating pin is located the constant head tank this moment, fixes the welding support to be convenient for weld, when installing fixedly to various spare parts of absorption refrigeration system, extract the locating lever from the locating hole, the locating pin also leaves the constant head tank this moment, thereby make the welding support can not blockked by the locating lever when rotating, the installation of being convenient for is fixed.

Preferably, the clamping device comprises a sliding hole penetrating through the front side and the back side of the welding bracket, a sliding rod is arranged in the sliding hole, a pair of clamping brackets are fixed on the front surface of the welding bracket at two sides of the sliding hole, a pair of connecting plates are hinged on the top of the inner side of each clamping bracket, the bottom ends of the two connecting plates are fixed through a first connecting plate shaft, the two ends of the first connecting plate shaft extend out of the two connecting plates, the middle parts of the two connecting plates are fixed by a second connecting plate shaft which is also hinged with a pair of rocker arms, the other end of the rocker arm relative to the second connecting plate shaft is hinged with the top end of the sliding rod, a backing plate is fixed on the periphery of the sliding hole on the reverse side of the welding bracket, the bottom of slide bar is equipped with the actuating lever of an L type, the one end of actuating lever is articulated with the bottom of slide bar, and the other end is equipped with the driving handle.

Clamping device adopts a pair of even board to stretch into in the clearance between the fin, press from both sides tightly the cooling tube, moreover, the steam generator is simple in structure, high durability and convenient use, it is effectual to press from both sides tightly, when pressing from both sides tightly, make the actuating lever of L type rotate around the bottom of slide bar through the actuating lever, after the dog-ear of the actuating lever of L type touched the backing plate, the slide bar can be slided downwards under the effect of actuating lever and backing plate, at this moment, the rocking arm will drive even board and use first link axle to rotate as the axle center, the outer end of even board presses to the cooling tube and presss from both sides tightly, when loosening, reverse operation.

Preferably, a support plate is fixed on the front face of the welding support on the inner sides of the two positioning blocks, and the support plate is fixed on the front face of the welding support through bolts.

The arc wall at two locating piece tops is used for placing the cooling tube to fix a position through the locating piece, the cooling tube adopts both ends to support through the backup pad through then, and the centre presss from both sides tightly through clamping device, fixes through three points, and is more stable, the welding in the later stage of being convenient for.

The welding support is used for fixing each part of the absorption refrigeration system, and the chassis, the first upright column, the second upright column, the third upright column and the U-shaped support the welding support and facilitate the rotation of the welding support, so that not only are each part of the absorption refrigeration system conveniently and fixedly installed on the welding support, but also the welding support can be conveniently adjusted to weld each part, and the welding quality and efficiency are greatly improved.

Drawings

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

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a schematic view of the structure of the present invention with the heat pipe.

Detailed Description

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

As shown in fig. 1, 2 and 3, the novel fixing platform of an absorption refrigeration system comprises a chassis 1, a first upright column 3, a second upright column 4, a third upright column 5, a U-shaped bracket 6 and a welding bracket a, wherein the first upright column 3 is vertically arranged at the center of the chassis 1, the first upright column 3, the second upright column 4 and the third upright column 5 are sequentially and fixedly connected with each other end to end, the first upright column 3 is vertical to the second upright column 5, the second upright column 4 is vertical to the third upright column 5, the first upright column 3, the second upright column 4 and the third upright column 5 are positioned in the same plane, the other end of the third upright column 5, relative to the second upright column 4, is vertically connected with the middle part of the U-shaped bracket 6, one side of an opening of the U-shaped bracket 6 is provided with a pair of welding bracket rotating shaft holes, the welding bracket a pair of welding bracket rotating shafts 8 matched with the welding bracket rotating shaft holes is fixed on the welding bracket a, welding stent A on be equipped with the fixed frock of cooling tube, the fixed frock of cooling tube including fixing at the positive a pair of locating piece A1 of welding stent A, two an arc wall A2, two have been seted up respectively at the top of locating piece A1 arc wall A2 coaxial, welding stent A is two be equipped with a clamping device on locating piece A1's perpendicular bisector position.

The bottom end of the first upright column 3 is fixedly connected with the chassis 1 through a bearing seat 9, the bearing seat 9 is fixed at the center of the chassis 1 through a bolt, and the bottom end of the first upright column 3 is fixed in the bearing seat 9.

The other end of the third upright post 5, which is opposite to the second upright post 4, is fixed with a bearing sleeve 10, the opening of the bearing sleeve 10 is parallel to the second upright post 4, the middle part of the U-shaped bracket 6 is fixed with a U-shaped bracket rotating shaft, and the U-shaped bracket rotating shaft is matched with the bearing sleeve 10.

Two last welding stent pivot 8 of welding stent A stretch out the outside of U type support 6, be fixed with a bolt support 11 on the lateral surface of U type support 6 both sides, bolt support 11 on seted up a bolt hole, the bolt hole in the matching be equipped with adjusting bolt 12, adjusting bolt 12's front end stretches perpendicularly to welding stent pivot 8, adjusting bolt 12's front end tip is fixed with an adjusting block 13.

The adjusting block 13 is made of rubber materials with high friction coefficient, an arc-shaped groove is formed in one side, located on the welding support rotating shaft 8, of the adjusting block 13, and the arc-shaped groove is matched with the welding support rotating shaft 8.

A positioning sleeve 14 is fixed in the middle of the outer side of one side of the U-shaped support 6, a positioning groove 15 is formed in the outer end of the positioning sleeve 14, a positioning rod 18 is arranged in the positioning sleeve 14 in a matched mode, the positioning rod 18 penetrates through the U-shaped support 6 and extends to the inner side of the U-shaped support 6, a handle 16 is fixed at the outer end of the positioning rod 18, a positioning pin 17 is fixed at the outer side of the positioning sleeve 14 of the positioning rod 16, the positioning pin 17 is matched with the positioning groove 15, a positioning table 19 matched with the positioning rod 18 is fixed on the welding support A, the positioning table 19 is fixed on the welding support A through a bolt, and a positioning hole 20 matched with the positioning rod 18 is formed in the positioning table 19.

The clamping device comprises a sliding hole penetrating through the front side and the back side of a welding bracket A, a sliding rod A3 is arranged in the sliding hole, a pair of clamping brackets A4 is fixed on the front side of the welding bracket A on two sides of the sliding hole, a pair of connecting plates A5 is hinged on the top of the inner side of the clamping bracket A4, the bottom ends of the two connecting plates A5 are fixed through a first connecting plate shaft A6, two ends of the first connecting plate shaft A6 extend out of the two connecting plates A5 and are hinged with the top of the clamping bracket A4, the middle parts of the two connecting plates A5 are fixed through a second connecting plate shaft A7, a pair of rocker arms A7 are further hinged with a pair of rocker arms A8, the other end of the rocker arm A8 relative to the second connecting plate shaft A7 is hinged with the top end of the sliding rod A3, a sliding rod A9 is fixed on the back side of the welding bracket A on the periphery of the sliding hole, an L-shaped A10 is arranged on the bottom end of the welding bracket A3, and one end of the driving rod A59, the other end is provided with a driving handle A11.

A supporting plate A12 is fixed on the front face of the welding bracket A on the inner sides of two positioning blocks A1, and the supporting plate A12 is fixed on the front face of the welding bracket A through bolts.

When the welding device is used, various parts of the absorption refrigeration system are firstly fixed on the welding bracket A, the resistance of the welding bracket A during rotation can be adjusted by adjusting the adjusting bolt 12 according to actual requirements during fixing, welding is carried out after the fixing is finished, and the positioning rod 18 is inserted into the positioning hole 20 during welding, so that the welding bracket A and the U-shaped bracket 6 are relatively fixed, and the welding is facilitated.

When the radiating pipe fixing tool is used for clamping, a radiating pipe with radiating fins is firstly placed in an arc-shaped groove A2 at the top of a positioning block A1, the radiating fins are positioned between two positioning blocks A1, an L-shaped driving rod A10 rotates around the bottom end of a sliding rod A3 through a driving handle A11, after a folding angle of the L-shaped driving rod A10 touches a base plate A9, the sliding rod A3 slides downwards under the action of the driving rod A10 and the base plate A9, at the moment, a rocker arm A8 drives a connecting plate A5 to rotate by taking a first connecting plate shaft A6 as an axis, the outer end of the connecting plate A5 presses the radiating pipe to clamp, and when the radiating pipe is loosened, the driving handle A11 is operated reversely.

Claims

1. A novel fixed platform of an absorption refrigeration system is characterized by comprising a chassis (1), a first upright column (3), a second upright column (4), a third upright column (5), a U-shaped support (6) and a welding support (A), wherein the first upright column (3) is vertically arranged at the center of the chassis (1), the first upright column (3), the second upright column (4) and the third upright column (5) are sequentially and fixedly connected with each other end to end, the first upright column (3) is vertical to the second upright column (5), the second upright column (4) is vertical to the third upright column (5), the first upright column (3), the second upright column (4) and the third upright column (5) are positioned in the same plane, the third upright column (5) is vertical to the middle of the U-shaped support (6) relative to the other end of the second upright column (4), one side of an opening of the U-shaped support (6) is provided with a pair of welding support rotating shaft holes, a pair of welding support rotating shafts (8) matched with the welding support rotating shaft holes are fixed on the welding support (A), a radiating pipe fixing tool is arranged on the welding support (A), the radiating pipe fixing tool comprises a pair of positioning blocks (A1) fixed on the front side of the welding support (A), an arc-shaped groove (A2) is respectively arranged at the top of each positioning block (A1), the arc-shaped grooves (A2) are coaxial, a clamping device is arranged on the perpendicular bisector positions of the two positioning blocks (A1) of the welding support (A), the two welding support rotating shafts (8) on the welding support (A) extend out of the U-shaped support (6), a bolt support (11) is fixed on the outer side faces of two sides of the U-shaped support (6), a bolt hole is formed in the bolt support (11), and an adjusting bolt (12) is matched and arranged in the bolt hole, the front end of adjusting bolt (12) stretches perpendicularly to welding stent pivot (8), the front end tip of adjusting bolt (12) is fixed with a regulating block (13), regulating block (13) adopt the higher rubber materials of coefficient of friction to make, an arc wall has been seted up in one side that lies in welding stent pivot (8) in regulating block (13), arc wall and welding stent pivot (8) phase-match.

2. The new fixing platform of absorption refrigeration system as claimed in claim 1, wherein the bottom end of the first upright (3) is fixedly connected with the chassis (1) through a bearing seat (9), the bearing seat (9) is fixed in the center of the chassis (1) through a bolt, and the bottom end of the first upright (3) is fixed in the bearing seat (9).

3. The new fixing platform of absorption refrigeration system according to claim 1, wherein a bearing sleeve (10) is fixed on the other end of the third upright (5) opposite to the second upright (4), the opening of the bearing sleeve (10) is parallel to the second upright (4), a U-shaped bracket rotating shaft is fixed in the middle of the U-shaped bracket (6), and the U-shaped bracket rotating shaft is matched with the bearing sleeve (10).

4. The novel fixing table of an absorption refrigeration system according to claim 1, wherein a positioning sleeve (14) is fixed in the middle of the outer side of one side of the U-shaped support (6), a positioning groove (15) is formed in the outer end of the positioning sleeve (14), a positioning rod (18) is arranged in the positioning sleeve (14) in a matching manner, the positioning rod (18) penetrates through the U-shaped support (6) and extends to the inner side of the U-shaped support (6), a handle (16) is fixed at the outer end of the positioning rod (18), a positioning pin (17) is fixed on the outer side of the positioning sleeve (14) of the positioning rod (16), the positioning pin (17) is matched with the positioning groove (15), a positioning table (19) matched with the positioning rod (18) is fixed on the welding support (A), and the positioning table (19) is fixed on the welding support (A) through a bolt, the positioning table (19) is provided with a positioning hole (20) matched with the positioning rod (18).

5. The new fixed station of absorption refrigeration system as claimed in claim 1, wherein said clamping device comprises a sliding hole penetrating through the front and back sides of the welding bracket (A), said sliding hole is provided with a sliding rod (A3), said front side of the welding bracket (A) is fixed with a pair of clamping brackets (A4) at both sides of the sliding hole, the top of the inner side of the clamping bracket (A4) is hinged with a pair of connecting plates (A5), the bottom ends of the two connecting plates (A5) are fixed by a first connecting plate shaft (A6), both ends of the first connecting plate shaft (A6) are extended out of the two connecting plates (A5) and hinged with the top of the clamping bracket (A4), the middle of the two connecting plates (A5) is fixed by a second connecting plate shaft (A7), said second connecting plate shaft (A7) is also hinged with a pair of rocker arms (A8), the other end of said rocker arm (A8) is hinged with the top end of the sliding rod (3) relative to the second connecting plate shaft (A7), the reverse side of welding stent (A) is fixed with a backing plate (A9) in the periphery of slide opening, the bottom of slide bar (A3) is equipped with the actuating lever (A10) of an L type, the one end of actuating lever (A10) is articulated with the bottom of slide bar (A3), and the other end is equipped with drive handle (A11).

6. The new fixed station of absorption refrigeration system according to claim 1, characterized in that a support plate (a12) is fixed on the front surface of the welding bracket (a) inside the two positioning blocks (a1), and the support plate (a12) is fixed on the front surface of the welding bracket (a) by bolts.