CN216978278U

CN216978278U - Crankcase gas tightness check out test set

Info

Publication number: CN216978278U
Application number: CN202123270900.2U
Authority: CN
Inventors: 王仁峰; 王子良; 傅辉; 王德强; 张贵兵; 孟丽娜
Original assignee: Shandong Aodesi Industrial Co ltd; Shandong Liangzi Power Co ltd
Current assignee: Shandong Aodesi Industrial Co ltd; Shandong Liangzi Power Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-07-15
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses crankcase gas tightness detection equipment, which relates to the technical field of crankcase detection equipment and comprises a bottom plate, wherein the top of the bottom plate is provided with a motor and a gear through a support, a first slide bar is fixedly installed on the right side of the support, a lifting frame is arranged on the first slide bar, a lifting device is fixedly installed on the right side of the lifting frame, a clamping device and an inflating device are rotatably arranged on the lifting device through a rotating shaft, and a water tank is arranged on the bottom plate. The crankcase airtightness detection device has the advantages that the crankcase is fixedly provided with the liftable detection device, the turnover characteristic of the liftable detection device is realized, the operation difficulty is reduced, the waste of human resources is avoided, the size-adjustable clamping device can better meet the actual requirements of the crankcases with different sizes for airtightness detection, and the quality and the efficiency of the airtightness detection of the crankcases are ensured.

Description

Crankcase gas tightness check out test set

Technical Field

The utility model relates to the technical field of crankcase detection equipment, in particular to crankcase airtightness detection equipment.

Background

The crankcase is characterized in that an upper crankcase and a cylinder block are cast into a whole, a lower crankcase is used for storing lubricating oil and sealing the upper crankcase, so that the crankcase is also called an oil sump drawing, the oil sump is low in stress and is generally formed by stamping a thin steel plate, the shape of the oil sump drawing depends on the overall arrangement of an engine and the capacity of engine oil, and an oil stabilizing baffle is arranged in the oil sump to prevent the oil level from fluctuating too much when an automobile is jolt. The bottom of the oil sump is also provided with an oil drain plug, and a permanent magnet is usually arranged on the oil drain plug to adsorb metal chips in lubricating oil and reduce the abrasion of an engine. The crankcase is an important part, and the air tightness of the crankcase is particularly important, so that the air tightness of the produced crankcase is required to be detected to avoid accidents in use.

In prior art, the equipment volume that detects its gas tightness to the crankcase is great, and the handling capacity is big and the operation degree of difficulty is great when carrying out gas tightness detection to the crankcase, causes a large amount of wastes of manpower resources, and is relatively poor to the fixed effect of the centre gripping of the crankcase of equidimension not simultaneously, causes the appearance of the condition that the crankcase drops when detecting it easily, not only can cause the injury to the crankcase body, also can have certain potential safety hazard simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide crankcase airtightness detection equipment to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the crankcase airtightness detection equipment comprises a bottom plate, wherein a support is fixedly mounted on the left side of the top of the bottom plate, a motor is arranged on the outer wall of the left side of the support through a mounting plate, a gear is rotatably arranged on the support, a power output shaft of the motor is connected with a rotating shaft of the gear through a belt transmission mechanism, a first slide bar is fixedly mounted on the right side of the support, a lifting frame is slidably arranged on the first slide bar, a limiting block matched with the lifting frame for use is arranged at the top of the first slide bar, a rack is fixedly mounted on the left side of the lifting frame and is meshed with the gear, a second slide bar is fixedly mounted on the right side of the top of the bottom plate, a lifting device is fixedly mounted on the right side of the lifting frame, the lifting device comprises a left lifting plate mounted on the right wall of the lifting frame and a right lifting plate slidably connected with the second slide bar, and a clamping device is rotatably arranged on the lifting device through the rotating shaft, the top of the bottom plate is fixedly provided with a water tank under the clamping device, and the clamping device is also fixedly provided with an inflating device.

As a further scheme of the utility model: and a limiting hole is formed in the second sliding rod.

As a still further scheme of the utility model: clamping device is including installing in controlling two casing between the pivot, the inside top of casing is rotated and is provided with two-way screw rod, inside below fixed mounting of casing has the slide rail, and two sliders about sliding is provided with on the slide rail, two sliders and slider threaded connection about two-way screw rod runs through, two-way screw rod right side fixed mounting have the swing handle, control two slider top symmetry is provided with branch, and fixed mounting has the chuck on the branch, and fixed mounting has the joint post on the chuck.

As a still further scheme of the utility model: the air charging device comprises an electric pump arranged at the bottom of the shell, an air inlet pipe is fixedly arranged at the air inlet end of the air pump, a one-way valve is fixedly arranged at the air inlet end of the air inlet pipe, an air outlet pipe is fixedly arranged at the air outlet end of the air pump, and an air charging hose is arranged at the air outlet end of the air outlet pipe.

As a still further scheme of the utility model: and a rotary table is fixedly arranged on the outer wall of the rotating shaft on the right side, and a bolt is arranged on the rotary table through threaded connection.

As a still further scheme of the utility model: a fixing bolt matched with the limiting hole is arranged on the lifting plate through threaded connection.

As a still further scheme of the utility model: and the right lifting plate is provided with a jack matched with the bolt for use.

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

1. the crankcase is fixed by the lifting detection device, so that workers can more easily place the crankcase during air tightness detection, and the clamping device can be turned over, so that the workload of the workers is reduced, the difficulty in operation is reduced, and the waste of human resources is avoided;

2. the clamping device that the utilization can be adjusted carries out the centre gripping to the crankcase fixed for its gas tightness that is applicable to the crankcase of equidimension not that can be better detects, the demand that satisfies the in-service use that can be better, has avoided the crankcase to drop and has leaded to the appearance of the condition that the crankcase damaged and incident took place.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a part of the lifting frame in the embodiment of the utility model.

Fig. 3 is a partial structural view of a clamping device according to an embodiment of the present invention.

Notations for reference numerals: 1-bottom plate, 2-bracket, 3-first slide bar, 301-limit block, 4-mounting plate, 5-motor, 6-belt transmission mechanism, 7-gear, 8-rack, 9-water tank, 10-second slide bar, 1001-limit hole, 11-lifting frame, 12-lifting device, 1201-left lifting plate, 1202-right lifting plate, 1203-jack, 1204-fixing bolt, 13-clamping device, 1301-shell, 1302-two-way screw, 1303-slide rail, 1304-slide block, 1305-rotary handle, 1306-support rod, 1307-chuck, 1308-clamping column, 14-inflating device, 1401-air pump, 1402-air inlet pipe, 1403-one-way valve, 1404-air outlet pipe, aerated hose, 15-rotating shaft, 1501-rotating disc and 1502-bolt.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the utility model. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.

Examples

Referring to fig. 1 to 3, in the embodiment of the utility model, a crankcase airtightness detection apparatus includes a bottom plate 1, a support 2 is fixedly installed on the left side of the top of the bottom plate 1, an installation plate 4 is fixedly installed on the outer wall of the left side of the support 2, a motor 5 is fixedly installed on the installation plate 4, a gear 7 is rotatably installed on the support 2, a power output shaft of the motor 5 is connected with a rotating shaft of the gear 7 through a belt transmission mechanism 6, a first slide bar 3 is fixedly installed on the right side of the support 2, a lifting frame 11 is slidably installed on the first slide bar 3, a rack 8 is fixedly installed on the left side of the lifting frame 11, the rack 8 is engaged with the gear 7, the gear 7 is driven by the motor 5 to rotate so as to drive the lifting frame 11 to move on the first slide bar 3, a limit block 301 used in cooperation with the lifting frame 11 is arranged on the top of the first slide bar 3, and the lifting frame 11 can be prevented from falling off from the first slide bar 3 under the action of the limit block 301 so as to cause a safety accident in use when in use The safety of the device is improved when the device is used, the personal safety of users is ensured, the second slide rod 10 is fixedly arranged on the right side of the top of the bottom plate 1, the lifting device 12 is fixedly arranged on the right side of the lifting frame 11, the lifting device 12 comprises a left lifting plate 1201 arranged on the right wall of the lifting frame 11, and further comprises a right lifting plate 1202 connected with the second slide rod 10 in a sliding manner, a limiting hole 1001 is arranged on the second slide rod 10, a fixing bolt 1204 matched with the limiting hole is arranged on the right lifting plate 1202, when the device is used, the motor 5 can be used for driving the lifting device 12 to move on the first slide rod 3 and the second slide rod 10, so that the device can better meet the requirement of actual use, meanwhile, the fixing bolt 1204 can be used for fixing the lifting device 12 when the device is used, and the situation that damage to a crankcase and a device body is caused by the movement of the lifting device in the use process is avoided, the safety of use is guaranteed.

The lifting device 12 is rotatably provided with a clamping device 13 through a rotating shaft 15, the clamping device 13 comprises a shell 1301 arranged between a left device and a right device 15, a bidirectional screw 1302 is rotatably arranged above the inside of the shell 1301, a slide rail 1303 is fixedly arranged below the inside of the shell 1301, a left slide block 1304 and a right slide block 1304 are slidably arranged on the slide rail 1303, the bidirectional screw 1302 penetrates through the left slide block 1304 and is in threaded connection with the slide block 1304, a rotary handle 1305 is fixedly arranged on the right side of the bidirectional screw 1302, the bidirectional screw 1302 is driven to rotate through the rotary handle 1305 so that the left slide block 1304 and the right slide block 1304 can be close to and away from each other, supporting rods 1306 are symmetrically arranged at the tops of the left slide block 1304, a chuck 1307 is fixedly arranged on the supporting rods 1306, a clamping column 1308 is fixedly arranged on the chuck 1307, and the left and right chucks 1307 are close to and away from each other through the left and right slide blocks 1304, thereby make joint post 1308 play the centre gripping fixed action to the crankcase, avoid the washing of the condition that the crankcase drops and leads to the crankcase damage when to the crankcase centre gripping, casing 1301 bottom fixed mounting has aerating device 14, aerating device 14 is including installing the electric pump 1401 in casing 1301 bottom, and the air inlet end fixed mounting of air pump 1401 has air-supply line 1402, and the air-supply end fixed mounting of air-supply line 1402 has check valve 1403, the air-out end fixed mounting of air pump 1401 has air-out pipe 1404, and the air-out end of air-out pipe 1404 is provided with inflatable hose 1405, brings the wind into air-out pipe 1404 through air pump 1401, blows in the air into the crankcase by inflatable hose 1405 again, utilizes the sealing plug to seal the surplus hole on the crankcase simultaneously, and the inside atmospheric pressure in the crankcase is great better detects the gas tightness of crankcase, can effectually prevent gaseous backward flow under the effect of check valve 1403 simultaneously, the right side fixed mounting has the carousel 1501 on the device 15 right wall, is provided with the bolt 1502 through threaded connection on the carousel 1501, be provided with on the right lifter plate 1202 with bolt 1502 complex jack 1203 of using, can utilize the carousel 1501 to overturn clamping device 13, fix it utilizing bolt 1502 and jack 1203, fixed mounting has water tank 9 under 1 top of bottom plate is located clamping device 13, after the crankcase is put into the water tank, gas still is pumped into to the crankcase to air pump 1401, utilizes water to detect the seal of crankcase, has guaranteed the quality of detection, has also improved the efficiency of detection simultaneously.

When in use, the lifting device 12 is used for adjusting the height of the clamping device 13, so that the crankcase can be better placed on the clamping device 13, when the crankcase is placed on the clamping device 13, the sealing plug is used for sealing the redundant holes of the crankcase, the rotating handle 1305 is rotated to enable the chuck 1307 and the clamping columns 1308 to stably clamp and fix the crankcase, then the rotating disc 1501 is rotated to enable the clamping device 13 to be overturned, after the overturning is completed, the rotating disc 1501 and the clamping device 13 are fixed by the bolts 1502 and the inserting holes 1203 to enable the rotating disc to face downwards, the air charging device 14 is used for charging air into the crankcase, then the lifting device 12 is used for enabling the crankcase to completely enter the water tank 9, at this time, the air charging device 14 is set to maintain the air charging state, if bubbles are generated in the water tank, the air tightness of the crankcase is proved to be in a problem, and if no bubbles are generated, the air tightness of the crankcase is qualified.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The crankcase airtightness detection equipment comprises a bottom plate (1) and is characterized in that a support (2) is fixedly mounted on the left side of the top of the bottom plate (1), a motor (5) is arranged on the outer wall of the left side of the support (2) through a mounting plate (4), a gear (7) is arranged on the support (2) in a rotating mode, a power output shaft of the motor (5) is connected with a rotating shaft of the gear (7) through a belt transmission mechanism (6), a first sliding rod (3) is fixedly mounted on the right side of the support (2), a lifting frame (11) is arranged on the first sliding rod (3) in a sliding mode, a limiting block (301) matched with the lifting frame (11) for use is arranged at the top of the first sliding rod (3), a rack (8) is fixedly mounted on the left side of the lifting frame (11), the rack (8) is meshed with the gear (7), a second sliding rod (10) is fixedly mounted on the right side of the top of the bottom plate (1), lifting frame (11) right side fixed mounting has elevating gear (12), elevating gear (12) are including installing left lifter plate (1201) on lifting frame (11) right wall, still include right lifter plate (1202) with second slide bar (10) sliding connection, it is provided with clamping device (13) to rotate through pivot (15) on elevating gear (12), bottom plate (1) top is located under clamping device (13) fixed mounting has water tank (9), it has aerating device (14) to go back fixed mounting on clamping device (13).

2. Crankcase gas tightness detection device according to claim 1, characterized in that the second slide bar (10) is provided with a limiting hole (1001).

3. The crankcase airtightness detection apparatus according to claim 1, wherein the clamping device (13) includes a housing (1301) installed between the left and right rotating shafts (15), a bidirectional screw (1302) is rotatably provided above the inside of the housing (1301), a slide rail (1303) is fixedly installed below the inside of the housing (1301), a left slide block and a right slide block (1304) are slidably provided on the slide rail (1303), the bidirectional screw (1302) penetrates through the left and right slide blocks (1304) and is in threaded connection with the slide blocks (1304), a rotating handle (1305) is fixedly installed on the right side of the bidirectional screw (1302), support rods (1306) are symmetrically provided on the tops of the left and right slide blocks (1304), a chuck (1307) is fixedly installed on the support rods (1306), and a clamping column (1308) is fixedly installed on the chuck (1307).

4. The crankcase airtightness detection apparatus according to claim 1, wherein the inflator (14) includes an electric pump (1401) mounted at the bottom of the casing (1301), an air inlet end of the air pump (1401) is fixedly mounted with an air inlet pipe (1402), an air inlet end of the air inlet pipe (1402) is fixedly mounted with a check valve (1403), an air outlet end of the air pump (1401) is fixedly mounted with an air outlet pipe (1404), and an air outlet end of the air outlet pipe (1404) is provided with an inflation hose (1405).

5. The crankcase gas tightness detection device according to claim 1, wherein a rotating disc (1501) is fixedly installed on the outer wall of the rotating shaft (15) on the right side, and a bolt (1502) is arranged on the rotating disc (1501) through threaded connection.

6. The crankcase gas tightness detection device according to claim 3, wherein the right lifting plate (1202) is provided with a fixing bolt (1204) which is matched with the limiting hole (1001) through threaded connection.

7. The crankcase gas tightness detection device according to claim 5, wherein the right lifting plate (1202) is provided with a jack (1203) for cooperating with the plug pin (1502).