CN219623315U

CN219623315U - Refrigerant flow equalizing valve for air conditioner heat exchanger

Info

Publication number: CN219623315U
Application number: CN202320816246.0U
Authority: CN
Inventors: 王强; 蔡守亮
Original assignee: Climaveneta Chatunion Refrigeration Equipment Shanghai Co ltd
Current assignee: Climaveneta Chatunion Refrigeration Equipment Shanghai Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-09-01
Anticipated expiration: 2033-04-13

Abstract

The utility model relates to the field of air conditioning equipment, and particularly discloses a refrigerant flow equalizing valve for an air conditioner heat exchanger, which comprises a flow equalizing valve shell, wherein valve seats are arranged at two ends of the flow equalizing valve shell, a limiting sliding groove is formed in the inner side wall of the flow equalizing valve shell, a spring seat is arranged in the flow equalizing valve shell, a limiting sliding block is arranged on the inner side of the limiting sliding groove, which is positioned on the outer side wall of the spring seat, a screw rod is arranged at the end part of a push rod, a threaded lantern ring is sleeved on the outer side of the screw rod, and an adjusting knob is arranged on the outer side wall of the flow equalizing valve shell through a connecting rod. When the torsion force is integrally applied to the adjusting knob, the screw rod arranged inside the threaded collar is meshed and moved, the control spring seat integrally moves in the limiting sliding groove by utilizing the limiting sliding block, and therefore the distance between the integral adjusting spring and the valve core and the valve seat can be achieved, the space where the spring can integrally deform is controlled, and the purpose of increasing the adjusting flow is achieved.

Description

Refrigerant flow equalizing valve for air conditioner heat exchanger

Technical Field

The utility model relates to the field of air conditioning equipment, in particular to a refrigerant flow equalizing valve for an air conditioner heat exchanger.

Background

At present, the evaporator of the air conditioner basically adopts a liquid dividing head and a capillary tube mode for liquid dividing, and the condenser adopts a same-path mode for air dividing, so that the aim is to balance the resistance of each branch, thereby achieving the effect of balancing the flow of the refrigerants of each branch.

However, since the spring is directly placed in the flow equalizing valve, the state of the spring cannot be adjusted, and the deformation interval of the valve core cannot be adjusted, so that the adjustment range of the flow velocity is limited.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a refrigerant flow equalizing valve for an air conditioner heat exchanger, which solves the problems mentioned in the background.

The utility model provides the following technical scheme: the utility model provides a refrigerant flow equalizing valve for air conditioner heat exchanger, includes the flow equalizing valve casing, the disk seat is all installed at the both ends of flow equalizing valve casing, spacing spout has been seted up to the inside wall of flow equalizing valve casing, the internally mounted of flow equalizing valve casing has the spring holder, the lateral wall of spring holder is located the inboard of spacing spout is provided with spacing slider, the push rod is installed to one side of spacing slider, the lead screw is installed to the tip of push rod, threaded collar has been cup jointed in the outside of lead screw, the outside of threaded collar is located through the connecting rod flow equalizing valve casing's lateral wall installs adjust knob.

As still further aspects of the utility model: the inner side wall of the adjusting knob is provided with a clamping pad, the outer side of the clamping pad is positioned on the outer side wall of the flow equalization valve shell, and a leakage-proof clamping groove is formed.

As still further aspects of the utility model: the spring seat is located at one side far away from the push rod, a spring is installed at one side far away from the push rod, and a valve core is connected to the end part of the spring.

As still further aspects of the utility model: the screw rod is meshed with the threaded lantern ring in a rotating connection mode.

As still further aspects of the utility model: the spring seat is in sliding connection with the limiting sliding groove through the limiting sliding block.

As still further aspects of the utility model: the adjusting knob is movably connected with the flow equalization valve shell.

As still further aspects of the utility model: the valve core is fixedly connected with the spring seat through the spring.

As still further aspects of the utility model: the valve seat is connected with the flow equalization valve shell in a penetrating way.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the torsion force is integrally applied to the adjusting knob, the screw rod arranged inside the threaded collar is meshed and moved, the control spring seat integrally moves in the limiting sliding groove by utilizing the limiting sliding block, and therefore the distance between the integral adjusting spring and the valve core and the valve seat can be achieved, the space where the spring can integrally deform is controlled, and the purpose of increasing the adjusting flow is achieved.

2. The inside wall of adjust knob installs the joint pad, and the outside that the joint pad was located the lateral wall of flow equalizing valve shell has seted up leak protection draw-in groove, can avoid flow equalizing valve shell's inside fluid leakage when control adjust knob rotates.

Drawings

FIG. 1 is a schematic diagram of a refrigerant flow equalizing valve for an air conditioner heat exchanger;

FIG. 2 is a schematic diagram of a spring regulated configuration in a refrigerant flow straightener for an air conditioner heat exchanger;

fig. 3 is a cross-sectional view of a flow equalizing valve in a refrigerant flow equalizing valve for an air conditioner heat exchanger.

In the figure: 1. a flow equalization valve housing; 2. a valve seat; 3. a valve core; 4. an adjustment knob; 5. a spring; 6. a spring seat; 7. a limit sliding block; 8. a push rod; 9. a threaded collar; 10. a screw rod; 11. a clamping pad; 101. limiting sliding groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-3, this embodiment provides a refrigerant flow equalizing valve for an air conditioner heat exchanger, including flow equalizing valve housing 1, valve seat 2 is all installed at the both ends of flow equalizing valve housing 1, limit chute 101 has been seted up to the inside wall of flow equalizing valve housing 1, the internally mounted of flow equalizing valve housing 1 has spring holder 6, the lateral wall of spring holder 6 is located the inboard of limit chute 101 and is provided with spacing slider 7, spring holder 6 passes through spacing slider 7 and limit chute 101 sliding connection, push rod 8 is installed to one side of spacing slider 7, lead screw 10 is installed to the tip of push rod 8, threaded collar 9 has been cup jointed in the outside of lead screw 10, lead screw 10 and threaded collar 9 mesh rotation are connected, adjust knob 4 is installed through the lateral wall that the connecting rod is located flow equalizing valve housing 1 in the outside of threaded collar 9.

As shown in fig. 2-3, in this embodiment, a clamping pad 11 is installed on the inner side wall of the adjusting knob 4, the adjusting knob 4 is movably connected with the flow equalization valve housing 1, a leakage-proof clamping groove is provided on the outer side wall of the clamping pad 11, which is located on the outer side wall of the flow equalization valve housing 1, a spring 5 is installed on one side, away from the push rod 8, of the spring seat 6, the valve core 3 is fixedly connected with the spring seat 6 through the spring 5, the end portion of the spring 5 is connected with the valve core 3, and the valve seat 2 is in through connection with the flow equalization valve housing 1.

The working principle of the utility model is as follows: through arranging the flow equalizing valve shell 1 at the inlets of all branches of the air-conditioning heat exchanger as a whole, the inlets of the flow equalizing valve shell 1 are connected with the outlets of all branch capillaries of the evaporator flow dividing assembly, and the outlets of the flow equalizing valve shell 1 are connected with the inlets of all branches of the evaporator. When the air conditioning unit operates under the standard working condition and the standard mode, the distance between the valve core 3 and the valve seat 2 can be changed through the adjusting knob 4, so that the flow is adjusted, and the flow of each branch of the heat exchanger is balanced. The specific method comprises the following steps: when the torsion force is applied to the whole adjusting knob 4, the whole threaded lantern ring 9 is driven to rotate, the screw rod 10 arranged in the threaded lantern ring 9 is engaged and moved, the spring seat 6 is controlled to move in the limiting sliding groove 101 by the limiting sliding block 7, the distance between the whole adjusting spring 5 and the valve core 3 and the valve seat 2 can be achieved, the space where the spring 5 can deform integrally is controlled, and the purpose of increasing the adjusting flow is achieved. When the air conditioning unit is switched to a nonstandard working condition or a nonstandard mode, the flow of each branch of the heat exchanger is different, and the flow is automatically adjusted through the expansion and contraction of the springs at the moment, so that the flow of each branch of the heat exchanger is balanced. The specific method comprises the following steps: the valve core 3 is impacted by fluid flow, so that the spring 5 can be stretched, the valve core 3 moves towards the position of the valve seat 2, the aperture between the valve seat 2 and the valve core 3 is reduced, the overall flux of the flow equalizing valve housing 1 is reduced, the local impedance is increased, and the flow is reduced; on the contrary, the branch with less fluid has low flow speed and small impulse, the spring moves the valve leftwards by self elasticity, the valve is opened, the local impedance is reduced, the flow is increased, and the purpose of automatically adjusting the flow is achieved.

It is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and further, that the terms "comprise," "include," or any other variation thereof, are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a refrigerant flow equalizing valve for air conditioner heat exchanger, includes flow equalizing valve casing (1), its characterized in that, disk seat (2) are all installed at the both ends of flow equalizing valve casing (1), spacing spout (101) have been seted up to the inside wall of flow equalizing valve casing (1), the internally mounted of flow equalizing valve casing (1) has spring holder (6), the lateral wall of spring holder (6) is located the inboard of spacing spout (101) is provided with spacing slider (7), push rod (8) are installed to one side of spacing slider (7), lead screw (10) are installed to the tip of push rod (8), threaded collar (9) have been cup jointed in the outside of lead screw (10), the outside of threaded collar (9) is located through the connecting rod adjust knob (4) are installed to the lateral wall of flow equalizing valve casing (1).

2. The refrigerant flow equalizing valve for the air conditioner heat exchanger according to claim 1, wherein a clamping pad (11) is arranged on the inner side wall of the adjusting knob (4), and a leakage-proof clamping groove is formed in the outer side wall of the flow equalizing valve housing (1) and positioned on the outer side of the clamping pad (11).

3. The refrigerant flow equalizing valve for the air conditioner heat exchanger according to claim 1, wherein a spring (5) is installed on one side of the spring seat (6) away from the push rod (8), and a valve core (3) is connected to the end of the spring (5).

4. A refrigerant flow equalizing valve for an air conditioner heat exchanger according to claim 1, wherein said screw (10) is in meshed rotary connection with said threaded collar (9).

5. The refrigerant flow equalizing valve for the air conditioner heat exchanger according to claim 1, wherein the spring seat (6) is slidably connected with the limit sliding groove (101) through the limit sliding block (7).

6. A refrigerant flow equalizing valve for an air conditioner heat exchanger according to claim 2, characterized in that the adjusting knob (4) is movably connected with the flow equalizing valve housing (1).

7. A refrigerant flow equalizing valve for an air conditioner heat exchanger according to claim 3, wherein said valve core (3) is fixedly connected with said spring seat (6) through said spring (5).

8. A refrigerant flow equalizing valve for an air conditioner heat exchanger according to claim 1, characterized in that the valve seat (2) is in through-connection with the flow equalizing valve housing (1).