CN216768405U

CN216768405U - Water valve control device of oil cooler

Info

Publication number: CN216768405U
Application number: CN202220285261.2U
Authority: CN
Inventors: 张李超; 刘挥
Original assignee: Wuhan Gdw Brocoo Pneumatic Technique Co ltd
Current assignee: Wuhan Gdw Brocoo Pneumatic Technique Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-06-17
Anticipated expiration: 2032-02-14

Abstract

The utility model provides a water valve control device of an oil cooler, which comprises a heat exchange tube, wherein a cooling water valve is arranged at a water inlet of the heat exchange tube, the cooling water valve comprises a valve body, a channel communicated with the heat exchange tube is arranged at the lower part of the valve body, a valve for opening or closing the channel is arranged in the valve body, the valve is connected in a sliding groove of the valve body in a sliding manner, a driving assembly for driving the valve to move is arranged at the upper part of the valve body, a control assembly for controlling the operation of the driving assembly by temperature is arranged on the heat exchange tube, when the temperature of cooling water in the heat exchange tube is lower than the freezing point, the channel is opened, and when the temperature of the cooling water in the heat exchange tube is higher than the freezing point, the channel is closed. The control device of the technical scheme can effectively prevent cooling water from freezing in the heat exchange tube.

Description

Water valve control device of oil cooler

Technical Field

The utility model relates to the technical field of compressor accessories, in particular to a water valve control device of an oil cooler.

Background

A compressor is a driven fluid machine for lifting low-pressure gas into high-pressure gas, and is a heart of a refrigeration system. The motor is operated to drive the piston to compress the refrigerant gas, and the high-temperature and high-pressure refrigerant gas is discharged to the exhaust pipe to provide power for the refrigeration cycle.

Because water freezes when low temperature and the volume expands simultaneously, the compressor oil cooler heat exchange tube that often causes the shut down before damages, changes corresponding spare part, overhauls complicacy, improves the cost of overhauing and maintaining. Therefore, it is necessary to design a water valve control device of an oil cooler for use in cold regions.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem of providing an oil cooler water valve control device which can prevent cooling water from freezing in the heat exchange tube in cold regions.

In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides an oil cooler water valve controlling means, includes the heat exchange tube, the water inlet department of heat exchange tube installs the cooling water valve, the cooling water valve includes the valve body, the lower part of valve body is equipped with the passageway with the heat exchange tube intercommunication, be equipped with the valve that is used for opening or closing the passageway in the valve body, valve sliding connection is in the spout of valve body, the upper portion of valve body is equipped with the drive assembly who is used for driving the valve removal, be equipped with the control assembly who is used for temperature control drive assembly function on the heat exchange tube, when the temperature of cooling water is less than the freezing point in the heat exchange tube, the passageway is opened, and when the temperature of cooling water is higher than the freezing point in the heat exchange tube, the passageway is closed.

The utility model has the beneficial effects that: when the temperature of cooling water is less than the freezing point in the heat exchange tube, control assembly control drive assembly function, drive assembly drives valve makes it remove towards the spout, realize that the passageway of valve body is opened, the high temperature cooling water that makes the backward flow passes through in the passageway gets into the heat exchange tube, make the interior low temperature cooling water effective cycle of heat exchange tube, prevent that low temperature from freezing, damage the heat exchange tube, when the temperature of cooling water is higher than the freezing point in the heat exchange tube, drive assembly drives valve makes it keep away from the spout and removes, realize that the passageway of valve body is closed, prevent that the high temperature cooling water of backward flow from getting into in the heat exchange tube, improve the cooling effect of the low temperature cooling water in the heat exchange tube.

Preferably, drive assembly includes axis of rotation, drive gear and driving motor, driving motor fixed mounting is in the valve body, drive gear and driving motor's output shaft fixed connection, the middle section of axis of rotation be equipped with all the time with drive gear meshing driven gear portion, the axis of rotation rotates around self axis and sets up in the valve body, the anterior segment of axis of rotation penetrates in the spout of valve body and is connected with the valve, the back end of axis of rotation is equipped with screw thread portion, fixed being equipped with on the valve body with screw thread portion screw-thread fit's threaded sleeve. Through adopting above-mentioned structure, driving motor drives drive gear and rotates, and drive gear drives the axis of rotation, and the screw thread portion of axis of rotation makes the axis of rotation remove along self axis direction simultaneously at the screw sleeve internal rotation, and the anterior segment and the valve of axis of rotation are connected, realize the removal of valve in the spout, and structural connection is reliable, is favorable to improving drive assembly's drive stability.

Preferably, the anterior segment of axis of rotation is equipped with T type arch, one side that the valve is close to the axis of rotation is equipped with the T type groove that matches with T type arch, T type arch rotates and sets up in T type inslot. Through adopting above-mentioned structure, can make axis of rotation and valve relative rotation, enable axis of rotation and valve simultaneously again and remove along spout extending direction, connect reliable and stable, be favorable to improving the mobility stability of valve.

Preferably, the control assembly comprises a temperature control sensor and a PLC controller, the temperature control sensor is arranged in the heat exchange pipe through a positioning assembly, the temperature control sensor is electrically connected with the input end of the PLC controller, and the output end of the PLC controller is electrically connected with the driving assembly. Through adopting above-mentioned structure, make temperature control sensor's setting stable, prevent to break away from in the heat-exchange tube, improve temperature monitoring stability, the PLC controller can make the valve adjust the aperture in real time according to temperature control sensor's temperature data real time control drive assembly's function, improves the cooling effect of cooling water and prevents it and freeze.

Preferably, the locating component comprises a locating branch pipe, an end cover and an installation column, the locating branch pipe is fixedly arranged on the heat exchange pipe, the locating branch pipe is detachably connected with the end cover, one end of the installation column is fixedly connected with the end cover, the other end of the installation column penetrates into the heat exchange pipe and is fixedly connected with a temperature control sensor, and a sealing element is arranged between the locating branch pipe and the end cover. Through adopting above-mentioned structure, make temperature control sensor get into the heat exchanger tube through location branch pipe fast in, end cover and sealing member can prevent that cooling water from leaking in the heat exchanger tube, and the erection column can improve temperature control sensor's the stability that sets up, and location branch pipe can be dismantled with the end cover simultaneously and be connected, conveniently changes temperature control sensor, improves temperature monitoring precision.

Preferably, the positioning branch pipe is in threaded connection with the end cover, and a sealing ring is arranged at the threaded connection position of the positioning branch pipe and the end cover. Through adopting above-mentioned structure, make the dismouting of end cover more convenient, sealing washer simple structure is favorable to improving sealed reliability.

Preferably, a distance sensor is installed at the upper end of the valve, the distance sensor is used for monitoring the distance between the valve and the bottom of the sliding groove, and the distance sensor is electrically connected with the PLC. Through adopting above-mentioned structure, make the displacement of valve in the spout more accurate, be favorable to improving drive assembly's drive accuracy.

Drawings

FIG. 1 is a first schematic structural view of an oil cooler water valve control apparatus of the present invention;

FIG. 2 is a schematic structural view II of a water valve control device of an oil cooler according to the present invention;

FIG. 3 is a schematic structural view of a drive assembly;

FIG. 4 is an enlarged view at A of FIG. 1;

description of reference numerals:

1. a heat exchange pipe; 2. a cooling water valve; 21. a valve body; 211. a channel; 212. a chute; 22. a valve; 221. a T-shaped groove; 23. a drive assembly; 231. a rotating shaft; 2311. t-shaped bulges; 2312. a gear portion; 2313. a threaded portion; 232. a drive gear; 233. a drive motor; 234. a threaded sleeve; 3. a temperature control sensor; 4. a positioning assembly; 41. positioning the branch pipe; 42. an end cap; 43. mounting a column; 5. a distance sensor.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the utility model provides an oil cooler water valve control device, which comprises a heat exchange tube 1, wherein a cooling water valve 2 is installed at a water inlet of the heat exchange tube 1, the cooling water valve 2 comprises a valve body 21, a channel 211 communicated with the heat exchange tube 1 is arranged at the lower part of the valve body 21, a valve 22 for opening or closing the channel 211 is arranged in the valve body 21, the valve 22 is slidably connected in a chute 212 of the valve body 21, a driving component 23 for driving the valve 22 to move is arranged at the upper part of the valve body 21, a control component for controlling the operation of the driving component 23 is arranged on the heat exchange tube 1, when the temperature of cooling water in the heat exchange tube 1 is lower than the freezing point, the channel 211 is opened, and when the temperature of the cooling water in the heat exchange tube 1 is higher than the freezing point, the channel 211 is closed.

Specifically, the driving assembly 23 includes a rotating shaft 231, a driving gear 232 and a driving motor 233, the driving motor 233 is fixedly installed in the valve body 21, the driving gear 232 is fixedly connected to an output shaft of the driving motor 233, a gear portion 2312 which is always in meshing transmission with the driving gear 232 is arranged in the middle section of the rotating shaft 231, the rotating shaft 231 is rotatably installed in the valve body 21 around its own axis, a front section of the rotating shaft 231 penetrates into the sliding groove 212 of the valve body 21 to be connected to the valve 22, a rear section of the rotating shaft 231 is provided with a threaded portion 2313, a threaded sleeve 234 which is in threaded fit with the threaded portion 2313 is fixedly arranged on the valve body 21, a T-shaped protrusion 2311 is arranged in the front section of the rotating shaft 231, a T-shaped groove 221 which is matched with the T-shaped protrusion 2311 is arranged on one side of the valve 22 close to the rotating shaft 231, and the T-shaped protrusion 2311 is rotatably installed in the T-shaped groove 221.

Control assembly includes temperature control sensor 3 and PLC controller, temperature control sensor 3 passes through locating component 4 and sets up in heat exchange tube 1, temperature control sensor 3 and PLC controller's input electric connection, PLC controller's output and driving motor 233 electric connection, locating component 4 includes location branch pipe 41, end cover 42 and erection column 43, location branch pipe 41 is fixed to be set up on heat exchange tube 1, location branch pipe 41 and end cover 42 threaded connection, erection column 43 one end and end cover 42 fixed connection, the erection column 43 other end penetrates in heat exchange tube 1 with temperature control sensor 3 fixed connection, location branch pipe 41 is equipped with the sealing washer with end cover 42's threaded connection department.

In order to improve the driving accuracy of the driving assembly 23, a distance sensor 5 is installed at the upper end of the valve 22, the distance sensor 5 is used for monitoring the distance between the valve 22 and the bottom of the chute 212, and the distance sensor 5 is electrically connected with the PLC controller.

The use process comprises the following steps: when the temperature sensor 3 monitors the temperature of the cooling water in the heat exchange tube 1, the temperature data of the temperature sensor 3 is input into the PLC controller, the PLC controller controls the driving motor 233 to start, the driving motor 233 drives the driving gear 232 to rotate, the driving gear 232 drives the rotating shaft 231 to rotate, the thread part 2313 of the rotating shaft 231 rotates in the thread sleeve 234, meanwhile, the rotating shaft 231 moves along the axis direction thereof, the front section of the rotating shaft 231 is rotatably connected with the valve 22, the movement of the valve 22 in the chute 212 is realized, when the temperature of the cooling water in the heat exchange tube 1 is lower than the freezing point, the valve 22 moves towards the chute 212, the channel 211 of the valve body 21 is opened, so that the returned high-temperature cooling water enters the heat exchange tube 1 through the channel 211, when the temperature of the cooling water in the heat exchange tube 1 is higher than the freezing point, the valve 22 moves away from the chute 212, the channel 211 of the valve body 21 is closed, and the backflow high-temperature cooling water is prevented from entering the heat exchange tube 1.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.

Claims

1. The utility model provides an oil cooler water valve controlling means, includes heat exchange tube (1), its characterized in that, the water inlet department of heat exchange tube (1) installs cooling water valve (2), cooling water valve (2) include valve body (21), the lower part of valve body (21) is equipped with passageway (211) with heat exchange tube (1) intercommunication, be equipped with valve (22) that are used for opening or close passageway (211) in valve body (21), valve (22) sliding connection is in spout (212) of valve body (21), the upper portion of valve body (21) is equipped with drive assembly (23) that are used for driving valve (22) to remove, be equipped with the control assembly who is used for temperature control drive assembly (23) to operate on heat exchange tube (1), when the temperature of cooling water in heat exchange tube (1) is less than the freezing point, passageway (211) are opened, when the temperature of cooling water in heat exchange tube (1) is higher than the freezing point, the channel (211) is closed.

2. The oil cooler water valve control apparatus of claim 1, the driving component (23) comprises a rotating shaft (231), a driving gear (232) and a driving motor (233), the driving motor (233) is fixedly arranged in the valve body (21), the driving gear (232) is fixedly connected with an output shaft of the driving motor (233), a gear part (2312) which is always in meshed transmission with the driving gear (232) is arranged at the middle section of the rotating shaft (231), the rotating shaft (231) is rotatably arranged in the valve body (21) around the axis of the rotating shaft, the front section of the rotating shaft (231) penetrates into the chute (212) of the valve body (21) to be connected with the valve (22), the rear section of the rotating shaft (231) is provided with a threaded part (2313), and a threaded sleeve (234) in threaded fit with the threaded part (2313) is fixedly arranged on the valve body (21).

3. The oil cooler water valve control device as claimed in claim 2, wherein a T-shaped protrusion (2311) is arranged at the front section of the rotating shaft (231), a T-shaped groove (221) matched with the T-shaped protrusion (2311) is arranged at one side of the valve (22) close to the rotating shaft (231), and the T-shaped protrusion (2311) is rotatably arranged in the T-shaped groove (221).

4. The oil cooler water valve control device as claimed in claim 1, wherein the control assembly comprises a temperature control sensor (3) and a PLC (programmable logic controller), the temperature control sensor (3) is arranged in the heat exchange tube (1) through a positioning assembly (4), the temperature control sensor (3) is electrically connected with an input end of the PLC, and an output end of the PLC is electrically connected with the driving assembly (23).

5. The oil cooler water valve control device as claimed in claim 4, wherein the positioning assembly (4) comprises a positioning branch pipe (41), an end cover (42) and a mounting column (43), the positioning branch pipe (41) is fixedly arranged on the heat exchange pipe (1), the positioning branch pipe (41) is detachably connected with the end cover (42), one end of the mounting column (43) is fixedly connected with the end cover (42), the other end of the mounting column (43) penetrates into the heat exchange pipe (1) to be fixedly connected with the temperature control sensor (3), and a sealing element is arranged between the positioning branch pipe (41) and the end cover (42).

6. The oil cooler water valve control device as claimed in claim 5, wherein the positioning branch pipe (41) is in threaded connection with the end cover (42), and a sealing ring is arranged at the threaded connection position of the positioning branch pipe (41) and the end cover (42).

7. An oil cooler water valve control device as claimed in claim 4, characterized in that a distance sensor (5) is mounted at the upper end of the valve (22), the distance sensor (5) is used for monitoring the distance between the valve (22) and the bottom of the chute (212), and the distance sensor (5) is electrically connected with the PLC.