CN219265615U

CN219265615U - Automobile thermostat shell assembly air tightness detection equipment

Info

Publication number: CN219265615U
Application number: CN202320306158.6U
Authority: CN
Inventors: 闵辉; 张程宇
Original assignee: Chengdu Ningliang Industrial Co ltd
Current assignee: Chengdu Ningliang Industrial Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-06-27
Anticipated expiration: 2033-02-24

Abstract

The utility model discloses equipment for detecting the assembly air tightness of an automobile thermostat shell, which comprises an air chamber, wherein a fixing mechanism for fixing the thermostat shell is arranged at the top end of the air chamber, the fixing mechanism comprises an L-shaped supporting plate fixed on one side of the upper surface of the air chamber, a screw is rotationally connected to the top wall of the L-shaped supporting plate, and a pressing plate is rotationally connected to the bottom end of the screw through a bearing. The utility model is provided with an air chamber, a fixing mechanism, an air pump, an observation tube, a hose and a rubber sleeve, wherein the rubber sleeve on the end of the hose is sleeved on any pipe orifice of the thermostat, then other pipe orifices of the thermostat are sealed by a rubber plug, and then the air pump is used for inflating the air chamber and the thermostat, so that the air chamber is kept for a period of time under certain pressure, if bubbles continuously appear in the observation tube at the moment, the air tightness of the thermostat is not passed, and if no bubbles appear in the period of time, the air tightness of the thermostat is good, and the equipment is simple in structure and principle.

Description

Automobile thermostat shell assembly air tightness detection equipment

Technical Field

The utility model relates to the technical field of automobile thermostat detection, in particular to an assembly air tightness detection device for an automobile thermostat shell.

Background

The automobile thermostat is a valve for controlling the flow path of engine coolant, and the product automatically adjusts the water quantity entering the radiator according to the temperature of the coolant to ensure that the engine works in a proper temperature range, thereby saving energy consumption and the like.

The air tightness detection is needed after the automobile thermostat is produced, a factory is generally provided with special production air tightness detection equipment, and an automobile repair factory also needs to carry out air tightness detection after the thermostat is maintained and assembled, but the large air tightness detection equipment is obviously not suitable for the assembly detection of the thermostat of the repair factory, so the utility model provides the assembly air tightness detection equipment for the housing of the small automobile thermostat.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an assembly air tightness detection device for an automobile thermostat shell.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an automobile thermostat housing equipment gas tightness check out test set, includes the air chamber, the air chamber top is equipped with the fixed establishment who is used for fixed thermostat housing, and fixed establishment is including being fixed in the L shape backup pad of air chamber upper surface one side, L shape backup pad roof rotates and is connected with the screw rod, the screw rod bottom is connected with the clamp plate through the bearing rotation, the air chamber lateral wall is fixed with the air pump, the air pump gas outlet is connected with the gas-supply pipe, and the gas-supply pipe other end and the inside intercommunication of air chamber, air chamber lateral wall keeps away from air pump one side and is fixed with the observation pipe, the air chamber is close to the top of observation pipe one side lateral wall and is fixed with communicating pipe, and the communicating pipe other end communicates with the inside of observation pipe, observation pipe top lateral wall be fixed with the blast pipe matching is equipped with the hose, hose one end is fixed with the rubber sleeve that can cup joint in the thermostat mouth of pipe surface, air chamber surface is fixed with control panel and barometer.

Further, the spanner is fixed to the top end of the screw rod, the rubber pad is fixed to the lower surface of the pressing plate, the screw rod is rotated by the spanner, the pressing plate can be driven to move, and the thermostat can be pressed and fixed through the pressing plate.

Furthermore, two guide rods are fixed on two sides of the upper surface of the pressing plate, the two guide rods penetrate through the L-shaped supporting plate and are in sliding connection with the L-shaped supporting plate, and when the screw rod drives the pressing plate to move, the guide rods can play a guiding role.

Further, one end of the communicating pipe far away from the air chamber extends to the bottom of the observation tube, so that the bottom end of the communicating pipe is below the water surface.

Further, one end of the hose, which is far away from the rubber sleeve, is fixed with a connecting pipe, the connecting pipe is connected with the exhaust pipe through threads, and the hose can be connected with the exhaust pipe through the connecting pipe, so that gas in the observation pipe can be exhausted from the rubber sleeve along the hose.

Further, the screw thread at the top end of the observation tube is rotationally connected with a sealing plug, the side wall at the bottom end of the observation tube is fixedly connected with a drain pipe, water can be added into the observation tube by opening the sealing plug, and the water in the observation tube can be discharged through the drain pipe.

Further, the side wall of the observation tube is provided with a visual window, so that bubbles can be observed conveniently through the visual window.

The utility model has the beneficial effects that:

when the thermostat is used, the rubber sleeve on the end of the hose is sleeved on any pipe orifice of the thermostat, then other pipe orifices of the thermostat are sealed by the rubber plug, and then the air pump is used for inflating the air chamber and the thermostat, so that the air chamber is kept under certain pressure for a period of time, if bubbles continuously appear in the observation pipe at the moment, the air tightness of the thermostat is not passed, and if the bubbles do not appear in the period of time, the air tightness of the thermostat is good, the equipment is simple in structure and principle, and whether the air tightness of the thermostat is good can be visually seen, and the thermostat is suitable for automobile maintenance and assembly.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

fig. 3 is an enlarged view of the utility model at a.

Legend description:

1. a gas chamber; 2. a fixing mechanism; 21. an L-shaped support plate; 22. a screw; 23. a pressing plate; 24. a guide rod; 25. a wrench; 3. an air pump; 4. a gas pipe; 5. an observation tube; 6. a communicating pipe; 7. an exhaust pipe; 8. a hose; 9. a connecting pipe; 10. rubber sleeves; 11. a sealing plug; 12. a drain pipe; 13. a control panel; 14. an air pressure gauge; 15. and a visual window.

Detailed Description

As shown in fig. 1-3, relate to an automobile thermostat housing assembly air tightness detection device, which comprises an air chamber 1, the top end of the air chamber 1 is provided with a fixing mechanism 2 for fixing the thermostat housing, and the fixing mechanism 2 comprises an L-shaped supporting plate 21 fixed on one side of the upper surface of the air chamber 1, the top wall of the L-shaped supporting plate 21 is rotationally connected with a screw 22, the bottom end of the screw 22 is rotationally connected with a pressing plate 23 through a bearing, the outer side wall of the air chamber 1 is fixedly provided with an air pump 3, the air outlet of the air pump 3 is connected with an air pipe 4, the other end of the air pipe 4 is communicated with the interior of the air chamber 1, one side of the outer side wall of the air chamber 1, which is far away from the air pump 3, is fixedly provided with an observation pipe 5, the top end of the air chamber 1, which is close to one side wall of the observation pipe 5, is fixedly provided with a communicating pipe 6, the other end of the communicating pipe is communicated with the interior of the observation pipe 5, the side wall of the top end of the observation pipe 5 is fixedly provided with an exhaust pipe 7, a hose 8 is matched with the exhaust pipe 7, one end of the hose 8 is fixedly provided with a rubber sleeve 10 which can be sleeved on the mouth surface of the thermostat, and the surface of the air chamber 1 is fixedly provided with a control panel 13 and an air gauge 14.

A spanner 25 is fixed at the top end of the screw 22, and a rubber pad is fixed on the lower surface of the pressing plate 23. Two guide rods 24 are fixed on two sides of the upper surface of the pressing plate 23, the two guide rods 24 penetrate through the L-shaped supporting plate 21 and are in sliding connection with the L-shaped supporting plate 21, the pressing plate 23 can be driven to ascend or descend along the guide rods 24 by rotating a wrench 25, accordingly, a thermostat shell to be detected can be pressed on the top end of the air chamber 1 by the pressing plate 23, and the rubber pad can play a role in buffering protection.

One end of the communicating pipe 6 far away from the air chamber 1 extends to the bottom of the observation pipe 5, the top end of the observation pipe 5 is in threaded rotation connection with a sealing plug 11, the side wall of the bottom end of the observation pipe 5 is fixedly connected with a drain pipe 12, when in use, half of water is added into the observation pipe 5, and the communicating pipe 6 needs to be kept below the liquid level.

A connecting pipe 9 is fixed at one end of the hose 8 far away from the rubber sleeve 10, and the connecting pipe 9 is connected with the exhaust pipe 7 through threads. The visual window 15 is arranged on the side wall of the observation tube 5, and the hose 8 with the rubber sleeves 10 with different sizes is matched and arranged for different automobile thermostat shells, so that the hose 8 is communicated with the exhaust tube 7 through the connecting tube 9, and then the communication between the hose 8 and the inside of the air chamber 1 is realized. Secondly, the side wall of the air chamber 1 is also required to be provided with an exhaust valve, and after the detection is finished, the exhaust can be carried out through the exhaust valve.

When in use, the utility model is characterized in that: firstly selecting a rubber sleeve 10 and a hose 8 with proper sizes, then connecting and fixing a connecting pipe 9 at one end of the hose 8 with an exhaust pipe 7, then placing a thermostat shell to be detected at the top end of an air chamber 1, then rotating a wrench 25 to drive a pressing plate 23 to descend so as to fix the thermostat shell, then sleeving the rubber sleeve 10 on one pipe orifice of the thermostat shell, plugging other pipe orifices of the thermostat shell by using a rubber plug, then starting an air pump 3 to charge air into the air chamber 1 through a control panel 13, enabling air to enter the thermostat shell through a communicating pipe 6 and the hose 8, continuously generating bubbles in the observing pipe 5 in the charging process, stopping charging after the value of an air pressure meter 14 reaches a specified value, and keeping for a period of time under the air pressure state, wherein if the air bubbles still appear in the period, the air tightness of the thermostat shell is not exceeded, and if the air bubbles do not appear in the period, the air tightness of the thermostat shell is good.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides an automobile thermostat casing equipment gas tightness check out test set which characterized in that: including air chamber (1), air chamber (1) top is equipped with fixed establishment (2) that are used for fixed thermostat casing, and fixed establishment (2) are including being fixed in L shape backup pad (21) of air chamber (1) upper surface one side, L shape backup pad (21) roof rotates and is connected with screw rod (22), screw rod (22) bottom is connected with clamp plate (23) through the bearing rotation, air chamber (1) lateral wall is fixed with air pump (3), air pump (3) gas outlet is connected with gas-supply pipe (4), and gas-supply pipe (4) other end and air chamber (1) inside intercommunication, air chamber (1) lateral wall is kept away from air pump (3) one side and is fixed with observation pipe (5), the top that air chamber (1) is close to observation pipe (5) one side lateral wall is fixed with communicating pipe (6), and the inside intercommunication of communicating pipe (6) other end and observation pipe (5), observation pipe (5) top lateral wall be fixed with blast pipe (7) are equipped with hose (8) in a matched, hose (8) one end is fixed with can cup joint in rubber sleeve (10) on the mouth of pipe surface of pipe, air chamber (1) one side is fixed with air pressure table (14).

2. The automobile thermostat housing assembly air tightness detection device as defined in claim 1, wherein: a spanner (25) is fixed at the top end of the screw rod (22), and a rubber pad is fixed on the lower surface of the pressing plate (23).

3. The automobile thermostat housing assembly air tightness detection device as defined in claim 1, wherein: two guide rods (24) are fixed on two sides of the upper surface of the pressing plate (23), and the two guide rods (24) penetrate through the L-shaped supporting plate (21) and are in sliding connection with the L-shaped supporting plate (21).

4. The automobile thermostat housing assembly air tightness detection device as defined in claim 1, wherein: one end of the communicating pipe (6) far away from the air chamber (1) extends to the bottom of the observation pipe (5).

5. The automobile thermostat housing assembly air tightness detection device as defined in claim 1, wherein: one end of the hose (8) far away from the rubber sleeve (10) is fixedly provided with a connecting pipe (9), and the connecting pipe (9) is connected with the exhaust pipe (7) through threads.

6. The automobile thermostat housing assembly air tightness detection device as defined in claim 1, wherein: the top thread of the observation tube (5) is rotationally connected with a sealing plug (11), and the side wall of the bottom end of the observation tube (5) is fixedly connected with a drain pipe (12).

7. The automobile thermostat housing assembly air tightness detection device as defined in claim 1, wherein: the side wall of the observation tube (5) is provided with a visual window (15).