CN218411664U

CN218411664U - Thermostat valve performance detection device

Info

Publication number: CN218411664U
Application number: CN202222956178.6U
Authority: CN
Inventors: 马登慧; 蒋小明; 刘全双; 李进萍; 张鹏; 吕永良; 丁玲; 李东禹; 任宏宇
Original assignee: Yto Luoyang Diesel Engine Co ltd
Current assignee: Yto Luoyang Diesel Engine Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-01-31
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses a thermostat valve performance detection device, which comprises a frame, a pointer and a thermostat valve; the frame is of a square frame type structure, a baffle is welded on the right end face of the frame, a preformed hole is formed in the baffle, and compressing blocks are uniformly distributed on the edge of the preformed hole; a thermostat valve is arranged in the reserved hole; a top plate is welded on the upper end surface of the frame, a hole is formed in the left end of the top plate, and a water thermometer is fixed in the hole through a rubber ring; a horizontally placed steel ruler is welded below the top plate; the pointer is arranged on a screw at the rear end of the thermostat valve, and the upper end of the pointer is positioned on the steel ruler; the utility model has low manufacturing cost, convenient use and simple and reliable measurement; the device is additionally provided with a water temperature meter, and detection of whether the thermostat valve is opened or not at a set temperature is added; the lift performance of the thermostat valve can be detected through the change of the scales of the steel ruler; and can use to multiple model, the commonality is strong, and fixed mode is simple reliable.

Description

Thermostat valve performance detection device

Technical Field

The utility model belongs to engine parts performance detection area, concretely relates to thermostat valve performance detection device.

Background

At present, the thermostat for the engine basically takes a wax valve core as a main part, and a thermostat valve is opened by utilizing the volume expansion principle when paraffin reaches a certain temperature, so that cooling water can be switched from a small circulation to a large circulation when the engine reaches the set temperature. The high temperature of the engine is a high-occurrence fault of the engine, and is mainly caused by that the thermostat valve does not work at a set temperature or the lift is insufficient. At this time, it is necessary to invent a thermostat valve performance detection device; CN201120542131.4 engine wax thermostat lift and sensitivity detection device, which discloses a wax thermostat valve detection method by utilizing a support and a dial indicator; however, the above patent is difficult to assemble and not easy to fix in practical use, and is inconvenient to use, and the ejector rod is easy to loosen during assembly to cause inaccurate measurement results; therefore, a novel device which is reliable in structure and convenient to fix is urgently needed to be designed, the novel device not only needs to detect the lift range of the thermostat valve, but also can detect whether the valve can be opened when the temperature is set, and therefore whether the thermostat valve is qualified or not can be used.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the background art, the utility model provides a thermostat valve performance detection device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a thermostat valve performance detection device comprises a frame, a pointer and a thermostat valve; the frame is of a square frame type structure and is formed by welding stainless steel pipes, a baffle is welded on the right end face of the frame, a preformed hole is formed in the baffle, and a plurality of pressing blocks are uniformly distributed at the edge of the preformed hole; a thermostat valve is arranged in a reserved hole in the baffle and is fixed on the baffle through a pressing block; a top plate is welded on the upper end surface of the frame, a hole is formed in the left end of the top plate, and a water thermometer is fixed in the hole through a rubber ring; a horizontally placed steel ruler is welded below the top plate; the pointer is installed on a screw at the rear end of the thermostat valve, and the upper end of the pointer is located on the steel ruler.

The lower end of the water temperature meter is positioned in the frame, and the horizontal position is lower than the top of the thermostat valve.

The utility model has the advantages that: the utility model provides a thermostat valve performance detection device, the utility model has the advantages of low manufacturing cost, convenient use and simple and reliable measurement; the device is additionally provided with a water temperature meter, and detection of whether the thermostat valve is opened or not at a set temperature is added; the lift performance of the thermostat valve can be detected by observing the change of the scale of the steel ruler; and can use to multiple model, the commonality is strong, and fixed mode is simple reliable.

Drawings

Fig. 1 is a schematic view of the present invention.

In the figure: 1. the device comprises a frame, 2, a baffle, 3, a top plate, 4, a pressing block, 5, a steel ruler, 6, a water temperature meter, 7, a rubber ring, 8, a pointer, 9 and a thermostat valve.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings: a thermostat valve performance detection device comprises a frame 1, a baffle 2, a top plate 3, a pressing block 4, a steel ruler 5, a water thermometer 6, a rubber ring 7, a pointer 8 and a thermostat valve 9; the frame 1 is of a square frame type structure, the frame 1 is formed by welding stainless steel pipes, a baffle 2 is welded on the right end face of the frame 1, a preformed hole is formed in the baffle 2, and a plurality of pressing blocks 4 are uniformly distributed on the edge of the preformed hole; a thermostat valve 9 is arranged in a reserved hole in the baffle plate 2, and the thermostat valve 9 is fixed on the baffle plate 2 through a pressing block 4; in this example, the number of the pressing blocks 4 is four, and the pressing blocks are respectively located at four positions of the reserved hole, namely the upper position, the lower position, the left position and the right position, and the pressing heads of the pressing blocks 4 can rotate so as to facilitate the entering and the fixing of the thermostat valve 9; a top plate 3 is welded on the upper end face of the frame 1, a hole is formed in the left end of the top plate 3, and a water thermometer 6 is fixed in the hole through a rubber ring 7; a horizontal steel ruler 5 is welded below the top plate 3, and two ends of the steel ruler 5 are respectively welded on the frame 1 and the top plate 3; the pointer 8 is arranged on a screw at the rear end of the thermostat valve 9, and the upper end of the pointer 8 is positioned on the steel ruler 5; the pointer 8 is arranged in a direction perpendicular to the direction of the steel ruler 5, the pointer 8 is fixed at the tail end of the thermostat valve 9, moves along with the movement of the thermostat valve 9, and can display moving data on the upper steel ruler 5 in real time. The temperature measuring head at the lower end of the water temperature meter 6 is positioned in the frame 1, the horizontal position of the temperature measuring head is lower than the top of the thermostat valve 9, and in the using process, the temperature measuring head at the lower end of the water temperature meter 6 is positioned below the water surface, so that the real-time temperature of water in a container can be accurately measured.

The utility model discloses the use as follows: for example, the valve 9 of a certain measured thermostat is required to be opened at 70 ℃, and the lift reaches 10 mm at 100 ℃; firstly, a thermostat valve 9 is installed from a preformed hole of a baffle plate 2, four pressing blocks 4 are rotated to press the edge of a cover of the thermostat valve 9, after the fixing is completed, the lower end of a pointer 8 is installed on a screw at the rear end of the thermostat valve 9, the direction of the pointer 8 is perpendicular to a steel ruler 5, the whole device is placed in a container for containing water, the water passes through the thermostat valve 9 and a temperature measuring head of a water thermometer 6, and the numerical value X of a scale mark of the pointer 8 on the steel ruler 5 at the moment is recorded; heating the container, observing a water temperature meter in the heating process, and judging whether the thermostat valve 9 is opened at 70 ℃; if the thermostat valve is opened, the thermostat valve is qualified, otherwise, the thermostat valve is not qualified; and (4) continuing heating, recording the scale mark value Y of the pointer 8 on the steel ruler 5 at the moment when the temperature rises to 100 ℃, determining the lift of the thermostat valve 9 by subtracting the absolute value of X from Y, and judging whether the thermostat valve 9 is qualified or not after comparing the obtained value with the designed value.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

The part of the utility model not detailed is prior art.

Claims

1. The utility model provides a thermostat valve performance detection device, includes frame (1), pointer (8) and thermostat valve (9), characterized by: the frame (1) is of a square frame type structure, a baffle (2) is welded on the right end face of the frame, a preformed hole is formed in the baffle (2), and a plurality of pressing blocks (4) are uniformly distributed at the edge of the preformed hole; a thermostat valve (9) is arranged in a reserved hole in the baffle plate (2), and the thermostat valve (9) is fixed on the baffle plate (2) through a pressing block (4); a top plate (3) is welded on the upper end face of the frame (1), a hole is formed in the left end of the top plate (3), and a water thermometer (6) is fixed in the hole through a rubber ring (7); a horizontally placed steel ruler (5) is welded below the top plate (3); the pointer (8) is arranged on a screw at the rear end of the thermostat valve (9), and the upper end of the pointer (8) is positioned on the steel ruler (5).

2. The thermostat valve performance testing apparatus of claim 1, wherein: the frame (1) is formed by welding stainless steel pipes.

3. The thermostat valve performance detection device of claim 1, wherein: and two ends of the steel ruler (5) are respectively fixedly welded on the frame (1) and the top plate (3).

4. The thermostat valve performance detection device of claim 1, wherein: the lower end of the water temperature meter (6) is positioned in the frame (1), and the horizontal position is lower than the top of the thermostat valve (9).