CN110926839B - Laboratory multifunctional cold and hot water unit test tool - Google Patents
Laboratory multifunctional cold and hot water unit test tool Download PDFInfo
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- CN110926839B CN110926839B CN201911119660.0A CN201911119660A CN110926839B CN 110926839 B CN110926839 B CN 110926839B CN 201911119660 A CN201911119660 A CN 201911119660A CN 110926839 B CN110926839 B CN 110926839B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 238000012360 testing method Methods 0.000 title claims abstract description 40
- 238000003466 welding Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/002—Thermal testing
Abstract
The invention discloses a laboratory multifunctional cold and hot water unit testing tool which comprises a four-way pipe and a connecting piece, wherein the connecting piece is connected with the center of the bottom of the four-way pipe, two adjacent ports of the four-way pipe are both connected with a plug in a screwing mode, a round hole is formed in the center of the outer surface of each plug, and a nut ring is fixed on the outer surface of each plug at a position corresponding to the round hole. According to the invention, the laboratory water chilling unit test tool is designed through the four-way pipe, the tool types can be reduced, elbows are reduced, and the tool manufacturing cost is reduced.
Description
Technical Field
The invention relates to the technical field of heat pump water heater testing, in particular to a laboratory multifunctional cold and hot water unit testing tool.
Background
The refrigeration industry is divided into an air-cooled water chiller and a water-cooled water chiller, and is divided into a screw water chiller and a scroll water chiller according to a compressor, and is divided into a low-temperature industrial water chiller and a normal-temperature water chiller in terms of temperature control, wherein the temperature of the normal-temperature water chiller is generally controlled within the range of 0-35 ℃. The temperature of the low-temperature unit is controlled to be about 0 to-100 ℃. The water chilling unit is also called as: a refrigerator, a refrigerating unit, a water chiller, a cooling apparatus, and the like are widely used in various industries, and therefore, the requirements for the water chiller are different. The working principle is a multifunctional machine, eliminating the passage of liquid vapor through a compression or heat absorption refrigeration cycle.
The test fixture of the existing cold and hot water unit in the laboratory is relatively heavy, the installation is inconvenient, the elbow is more, the temperature sensor can not be fully contacted with water, and the water flow direction is difficult to keep consistent, the test water resistance is caused, great deviation exists in the temperature test, meanwhile, the test fixture has various models due to more models, more experiment fixtures need to be manufactured, the universality is poor, and certain inconvenience exists in the fixed adjustment of the test fixture of the existing cold and hot water unit in the laboratory.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a laboratory multifunctional cold and hot water unit testing tool, which is designed through a four-way pipe, can reduce the types of tools, elbows and the manufacturing cost of the tools, and is characterized in that an automatic exhaust valve is connected to the center of the top of the four-way pipe through a cross structure of the four-way pipe by arranging a plug and screwing a connecting stud on the plug, so that the smoothness of the water flow direction can be ensured, and when a temperature sensor and a water resistance tester testing end penetrate through the plug and enter the interior of the four-way pipe, the temperature sensor and the water resistance tester testing end can be fully contacted with water, so that the accuracy of experimental measurement is ensured; through set up the connecting piece with the four-way pipe is supporting, the connecting piece is inside to carry out the joint through interior joint ring and outer joint piece and can restrict its rotation, and the user only needs to load and unload and adjust frock rotation angle, only need press in proper order, twist the action of moving, realizes the adjustment of frock, and this structure improves the loading and unloading of frock, the convenience of adjusting, novel structure, and the practicality is strong.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a multi-functional hot and cold water unit test fixture in laboratory, includes four-way pipe and connecting piece, the connecting piece is connected with the bottom center of four-way pipe, all close soon in two adjacent ports of four-way pipe and be connected with the end cap, the surface central point department of putting of end cap has all seted up the round hole, the surface of end cap corresponds round hole position department and is fixed with the nut ring, the inside double-screw bolt that closes soon of nut ring is connected with, all close soon in two other adjacent ports of four-way pipe and be connected with quick-operation joint, the top surface central point department of putting of four-way pipe closes soon and is connected with the automatic exhaust valve rather than inside intercommunication, through setting up automatic exhaust valve, has rivers to carry out self-bleeding after.
Further, the method comprises the following steps: four port internal diameters of four-way pipe are all the same, and when the four-way pipe was inserted the test pipeline like this, rivers stability can not appear great water resistance and change, and four ports of four-way pipe are the internal thread.
Further, the method comprises the following steps: and a rubber ring is fixedly sleeved at the end part of the stud.
Further, the method comprises the following steps: the connecting piece include with four-way pipe bottom surface center fixed connection's go-between and with the fixed connecting plate of workstation, the inside central point of go-between puts the department and is fixed with interior joint ring, the bottom port welding of go-between has two stoppers about its axis symmetry, the bottom surface that the four-way pipe corresponds the go-between place is fixed with reset spring, the top surface central point of connecting plate puts the department and is connected with the outer joint piece fixed with interior joint ring joint through the spliced pole, the spout has been seted up to the lateral wall of outer joint piece corresponding stopper position department, can improve the installation dismantlement efficiency of four-way pipe through the connecting piece that sets up the split formula.
Further, the method comprises the following steps: first sawtooth of evenly distributed is seted up to the lateral wall of outer joint piece, the inner wall of interior joint ring evenly sets up the second sawtooth that corresponds the block with first sawtooth, is convenient for the user to carry out the ration as required and adjusts the four-way pipe rotation angle through setting up first sawtooth and second sawtooth.
Further, the method comprises the following steps: the thickness of interior joint ring is the same with the thickness of outer joint piece, and wherein, the height of go-between is the quadruple of interior joint ring height, sets up like this when making reset spring be in compression state, and outer joint piece can separate with the go-between dislocation, makes things convenient for outer joint piece and go-between relative rotation, the height of spliced pole is the twice of interior joint ring height, can guarantee like this that outer joint piece extends to with interior joint ring dislocation state.
Further, the method comprises the following steps: the connecting plate is provided with four bolt connecting holes at equal angles relative to the vertical central line of the connecting plate, and the bolts are conveniently connected with the workbench through the thread connecting holes.
Further, the method comprises the following steps: the connecting plate is a square plate body.
The invention has the beneficial effects that:
1. the automatic air discharge valve is connected with the center of the top of the four-way pipe through the cross structure of the four-way pipe, so that the smooth water flow direction can be ensured, when a temperature sensor and a water resistance tester test end pass through the plug and enter the four-way pipe, the temperature sensor and the testing end of the water resistance tester can be fully contacted with water, so that the accuracy of experimental measurement is ensured;
2. the bottom of the four-way pipe is fixed with a connecting ring of a connecting piece, the inner central position of the connecting ring is fixed with an inner clamping ring, the bottom of the connecting ring is welded with a limiting block, the bottom surface of the four-way pipe corresponding to the connecting ring is fixed with a return spring, the central position of the top surface of the connecting plate is connected with an outer clamping block which is clamped and fixed with the inner clamping ring through a connecting column, the side wall of the outer clamping block is provided with first sawteeth which are uniformly distributed, the inner wall of the inner clamping ring is uniformly provided with second sawteeth which are correspondingly clamped with the first sawteeth, the position of the side wall of the outer clamping block corresponding to the limiting block is provided with a sliding groove, the four-way pipe is provided with the connecting piece in a matching way, the inside of the connecting piece is clamped with the outer clamping block through the inner clamping ring to limit the rotation of the connecting piece, and a user only, realize the adjustment of frock, this structure improves the loading and unloading of frock, the convenience of regulation, novel structure, and the practicality is strong.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of a test fixture for a chiller-heater unit according to the present invention;
FIG. 2 is a schematic structural view of the four-way pipe of the present invention;
FIG. 3 is a cross-sectional view of a test fixture for a chiller/heater unit in accordance with the present invention;
FIG. 4 is a schematic bottom structure view of the combined structure of the four-way pipe and the connecting ring in the present invention;
fig. 5 is a schematic view of the combination structure of the connecting plate, the connecting column and the outer clamping block in the invention.
In the figure: 1. a quick coupling; 2. a four-way pipe; 3. an automatic exhaust valve; 4. a plug; 41. a nut ring; 42. a stud; 5. a connecting member; 51. a return spring; 52. an inner snap ring; 53. connecting columns; 54. a connecting plate; 55. a limiting block; 56. an outer clamping block; 57. a connecting ring; 58. a chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1-5, a laboratory multifunctional cold and hot water unit testing tool comprises a four-way pipe 2 and a connecting piece 5, wherein the connecting piece 5 is connected with the center of the bottom of the four-way pipe 2, two adjacent ports of the four-way pipe 2 are connected with a plug 4 in a screwing manner, a round hole is formed in the center of the outer surface of the plug 4, a nut ring 41 is fixed on the position of the outer surface of the plug 4 corresponding to the round hole, a stud 42 is connected inside the nut ring 41 in a screwing manner, two other adjacent ports of the four-way pipe 2 are connected with a quick connector 1 in a screwing manner, an automatic exhaust valve 3 communicated with the inside of the four-way pipe 2 is connected in a screwing manner at the center of the top surface of the four-way pipe 2, and the automatic exhaust is performed after water.
Four port internal diameters of four-way pipe 2 are all the same, and when four-way pipe 2 inserted the test pipeline like this, rivers stability can not appear great water resistance change, and four ports of four-way pipe 2 are the internal thread, and the tip of double-screw bolt 42 cup joints and is fixed with the rubber circle.
Connecting piece 5 includes go-between 57 with 2 bottom surface center fixed connection of four-way pipe and connecting plate 54 fixed with the workstation, the inside central point department of putting of go-between 57 is fixed with interior joint ring 52, the welding of the bottom port of go-between 57 has two stopper 55 about its axis symmetry, the bottom surface that four-way pipe 2 corresponds go-between 57 place is fixed with reset spring 51, the top surface central point department of putting of connecting plate 54 is connected with the outer joint piece 56 of fixing with interior joint ring 52 joint through spliced pole 53, spout 58 has been seted up to the lateral wall of outer joint piece 56 corresponding stopper 55 position department, can improve the installation dismantlement efficiency of four-way pipe 2 through connecting piece 5 that sets up the split formula.
First sawtooth of evenly distributed is seted up to the lateral wall of outer joint piece 56, the inner wall of interior joint ring 52 evenly sets up the second sawtooth that corresponds the block with first sawtooth, it adjusts to be convenient for the user to carry out the ration as required to four-way pipe 2 rotation angle through setting up first sawtooth and second sawtooth, the thickness of interior joint ring 52 is the same with the thickness of outer joint piece 56, wherein, go-between 57 highly be the quadruple of interior joint ring 52 height, set up like this and make when reset spring 51 is in compression state, outer joint piece 56 can separate with go-between 57 dislocation, make things convenient for outer joint piece 56 and go-between 57 relative rotation, the height of spliced pole 53 is the twice of interior joint ring 52 height, can guarantee like this that outer joint piece 56 extends to with interior joint ring 52 dislocation state.
The connecting plate 54 is provided with four bolt connecting holes at equal angles about the vertical center line thereof, the bolts are conveniently connected with the workbench through the thread connecting holes, and the connecting plate 54 is a square plate body.
The working principle is as follows: when the device is used, the connecting plate 54 is connected with a workbench through a bolt connecting hole penetrating through the connecting plate 54 through a bolt, the limiting block 55 at the bottom of the four-way pipe 2 is aligned with the sliding groove 58 of the outer clamping block 56, then the connecting ring 57 of the four-way pipe 2 is sleeved on the outer clamping block 56 along the sliding groove 58, after the limiting block 55 slides out of the sliding groove 58, the four-way pipe 2 rotates, the four-way pipe 2 moves upwards due to the elastic action of the reset spring 51, the outer clamping block 56 is clamped with the inner clamping ring 52, and therefore the fixing of the cold and hot water unit testing tool and the workbench is completed;
when a test pipeline is connected, a user connects an output pipe of the test pipeline with one quick connector 1 which is adjacent to a plug 4 in a counterclockwise state, connects the other quick connector 1 with an input pipe of the test pipeline, takes off a stud 42 of the plug 4 adjacent to the output pipe of the test pipeline, penetrates a test end of a water resistance tester into the four-way pipe 2, seals the plug 4, takes off the stud 42 of the other plug 4, penetrates a temperature sensor into the four-way pipe 2, seals the plug 4, and during the connection process of the test pipeline, the temperature sensor and the water resistance tester, an operator can adjust the orientation of the four-way pipe 2 by pressing the four-way pipe 2 so that an inner clamping ring 52 is not clamped with an outer clamping block 56, releases the pressing of the four-way pipe 2 after the position is adjusted, under the elastic action of a return spring 51, the outer clamping block 56 is driven to be clamped with the inner clamping ring 52, so that the four-way pipe 2 is limited;
during the test, the test pipeline output tube transmits the medium to the test pipeline input tube through the four-way pipe 2, and when the medium flows through the inside of the four-way pipe 2, the temperature sensor and the water resistance tester can test the medium temperature and the water resistance.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (7)
1. The testing tool for the laboratory multifunctional cold and hot water unit is characterized by comprising a four-way pipe (2) and a connecting piece (5), wherein the connecting piece (5) is connected with the center of the bottom of the four-way pipe (2), two adjacent ports of the four-way pipe (2) are connected with a plug (4) in a screwing mode, a round hole is formed in the center of the outer surface of the plug (4), a nut ring (41) is fixed at the position, corresponding to the round hole, of the outer surface of the plug (4), a stud (42) is connected in the nut ring (41) in a screwing mode, two adjacent ports of the four-way pipe (2) are connected with a quick connector (1) in a screwing mode, and an automatic exhaust valve (3) communicated with the interior of the four-way pipe (2) is connected in the center of the top surface of the four-;
connecting piece (5) include with four-way pipe (2) bottom surface center fixed connection's go-between (57) and with workstation fixed connecting plate (54), the inside central point department of putting of go-between (57) is fixed with interior joint ring (52), the bottom port welding of go-between (57) has two stopper (55) about its axis symmetry, the bottom surface that four-way pipe (2) correspond go-between (57) place is fixed with reset spring (51), the top surface central point department of putting of connecting plate (54) is connected with outer joint piece (56) fixed with interior joint ring (52) joint through spliced pole (53), spout (58) have been seted up to the lateral wall of outer joint piece (56) corresponding stopper (55) position department.
2. The laboratory multifunctional cold and hot water unit testing tool according to claim 1, wherein the four ports of the four-way pipe (2) have the same inner diameter, and the four ports of the four-way pipe (2) are all internal threads.
3. The laboratory multifunctional cold and hot water unit testing tool according to claim 1, characterized in that a rubber ring is fixedly sleeved on an end of the stud (42).
4. The laboratory multifunctional cold and hot water unit testing tool according to claim 1, wherein first saw teeth are uniformly distributed on the side wall of the outer clamping block (56), and second saw teeth correspondingly clamped with the first saw teeth are uniformly distributed on the inner wall of the inner clamping ring (52).
5. The laboratory multifunctional hot and cold water unit testing tool according to claim 1, wherein the thickness of the inner clamping ring (52) is the same as that of the outer clamping block (56), wherein the height of the connecting ring (57) is four times that of the inner clamping ring (52), and the height of the connecting column (53) is twice that of the inner clamping ring (52).
6. The laboratory multifunctional hot and cold water unit testing tool according to claim 1, characterized in that the connecting plate (54) is provided with four bolt connecting holes at equal angles with respect to a vertical center line thereof.
7. The laboratory multifunctional hot and cold water unit testing tool according to claim 6, wherein the connecting plate (54) is a square plate body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911119660.0A CN110926839B (en) | 2019-11-15 | 2019-11-15 | Laboratory multifunctional cold and hot water unit test tool |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911119660.0A CN110926839B (en) | 2019-11-15 | 2019-11-15 | Laboratory multifunctional cold and hot water unit test tool |
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| CN110926839A CN110926839A (en) | 2020-03-27 |
| CN110926839B true CN110926839B (en) | 2021-06-11 |
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| CN110926839A (en) | 2020-03-27 |
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Address after: 510000 No. 125, CHUANGYOU Road, Xintang Town, Zengcheng, Guangzhou, Guangdong (in the core area of Zengcheng economic and Technological Development Zone) Patentee after: Guangdong Newente New Energy Technology Co.,Ltd. Guo jiahuodiqu after: Zhong Guo Address before: No.125 CHUANGYOU Road, Xintang Town, Zengcheng, Guangzhou, Guangdong 511340 (in the core area of Zengcheng economic and Technological Development Zone) Patentee before: GUANGDONG NEW ENERGY TECHNOLOGY DEVELOPMENT Co.,Ltd. Guo jiahuodiqu before: Zhong Guo |