CN212133986U - Clamp connector for detecting air tightness of transformer oil tank - Google Patents

Abstract

The utility model relates to a transformer production facility technical field just discloses an anchor clamps joint that transformer tank gas tightness detected, including the stopper connector, the sealing washer has been cup jointed in the upper end recess of stopper connector outer wall, the equal fixedly connected with rack in the left and right sides of department in the middle of the stopper connector outer wall, anterior the spout has been seted up to the front side surface of rack, the top and the equal fixedly connected with spacing collar in bottom of rack, two the upper and lower both ends of fixed connection at stopper connector outer wall are distinguished to the inner wall of spacing collar. The utility model discloses the user grasps the handle and presses plug connector alignment silica gel jar air inlet, can make fluted disc and rack form relative displacement, makes the arm lock on device both sides carry silica gel jar air inlet, uses convenient and fast, and can let the user relapse repetitious usage in the actual production process and can not make palm muscle spasm phenomenon appear, and the protection user's is healthy.

Description

Clamp connector for detecting air tightness of transformer oil tank

Technical Field

The utility model relates to a transformer production facility technical field especially relates to an anchor clamps that transformer tank gas tightness detected connect.

Background

In the production process of the wet-type transformer, in order to guarantee the quality of an oil tank of the produced transformer, the quality of the produced transformer is guaranteed through air tightness detection, gas is flushed into the oil tank in the detection of the air tightness, the pressure is maintained for a period of time, the detection is convenient, and a clamp head is required to be used for conveying the gas.

The prior patent (publication number: CN209559419U) discloses a quick clamp joint for detecting the air tightness of a transformer oil tank, which comprises a plunger joint, an air source standard joint, a rotating clamp plate, a clamp arm and a limiting clamp plate, and can relatively quickly butt joint an air source with an air inlet of a silica gel tank of a transformer. In above-mentioned prior art, the device's every joint all need hold between the fingers repeatedly just can be with its joint on silica gel jar air inlet, or take off it from silica gel jar air inlet, and is comparatively troublesome, and hold between the fingers repeatedly and can lead to palm muscle spasm phenomenon to appear, noble english work efficiency and workman's health earlier.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the use is comparatively troublesome, and leads to user's palm muscle to appear spasm easily, influences work efficiency and health, and the anchor clamps that a transformer tank gas tightness detected that provides connect.

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

a clamp joint for detecting the air tightness of a transformer oil tank comprises a plug connector, wherein a sealing ring is sleeved in an upper end groove of the outer wall of the plug connector, racks are fixedly connected to the left side and the right side of the middle of the outer wall of the plug connector, a sliding groove is formed in the front side surface of each rack, limiting rings are fixedly connected to the top and the bottom of each rack, the inner walls of the two limiting rings are fixedly connected to the upper end and the lower end of the outer wall of the plug connector respectively, a reset spring is hinged to the left side and the right side of the outer wall of the lower limiting ring, one end of the reset spring is hinged to a base, two fluted discs are fixedly connected to the front side and the rear side of the inner wall of the base respectively, the tooth surfaces of the fluted discs are meshed with the tooth surfaces of the racks, a second connecting rod is fixedly connected to the outer wall, the one end of first connecting rod articulates on the inner wall of base, department pegs graft in the middle of the anterior upper end of base has the gag lever post, the one end of gag lever post runs through the front bezel of base and extends to the inside of spout, and the one end outer wall of gag lever post has cup jointed spacing spring, the half slot has been seted up at the top of arm lock, the inlet port has been seted up to the department in the middle of the inside of stopper post connector, the bottom threaded connection of stopper post connector has fastening nut, the bottom fixedly connected with air supply of stopper post connector connects.

Preferably, the middle of the outer wall of the front part of the base is fixedly connected with a handle, and the through groove at the bottom of the base is sleeved on the outer walls of the plug connector and the rack.

Preferably, the axis of the return spring coincides with the axis of the plug connector, and the two return springs are arranged on the left side and the right side of the bottom of the base in a shape of an inverted V.

Preferably, the other end of the limiting rod is a square ring.

Preferably, the number of the second connecting rods is four, every two second connecting rods are a group, and each group of the two second connecting rods are arranged in an inverted splayed shape.

Preferably, the number of the first connecting rods is the same as that of the second connecting rods, and the first connecting rods and the second connecting rods are parallel to each other and are positioned right above the second connecting rods.

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

(1) the utility model discloses a cooperation of fluted disc and rack is used, and the user grasps the handle and presses the stopper pin joint to aim at the silica gel jar air inlet, can make fluted disc and rack form relative displacement, makes the arm lock on device both sides clip the silica gel jar air inlet, uses convenient and fast, and can let the user relapse repetitious usage in the actual production process and can not appear uncomfortable phenomenon.

(2) The utility model discloses a cooperation of reset spring and gag lever post is used, pulls out the gag lever post line and under reset spring's pulling force, makes the reverse rotation of fluted disc, and the arm lock on device both sides can part, and the user grasps the handle and can take off the device, presss from both sides the device again on another detects the transformer tank who waits, and the device no matter clip or loosen the silica gel jar air inlet and all simply convenient, can not make palm muscle spasm phenomenon appear.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a side sectional view of the structure of the present invention;

fig. 3 is a side view of the structure of the present invention.

In the figure: 1. a plug connector; 2. a seal ring; 3. clamping arms; 4. a first link; 5. a second link; 6. a fluted disc; 7. a base; 8. a chute; 9. a rack; 10. a limiting ring; 11. fastening a nut; 12. a gas source connector; 13. a limiting rod; 14. a limiting spring; 15. an air inlet; 16. a semicircular groove; 17. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a clamp joint for detecting the air tightness of a transformer oil tank comprises a plug connector 1, a sealing ring 2 is sleeved in a groove at the upper end of the outer wall of the plug connector 1, racks 9 are fixedly connected to the left and right sides of the middle of the outer wall of the plug connector 1, a sliding groove 8 is formed in the front side surface of the front rack 9, limiting rings 10 are fixedly connected to the top and bottom of the rack 9, the inner walls of the two limiting rings 10 are respectively and fixedly connected to the upper and lower ends of the outer wall of the plug connector 1, return springs 17 are hinged to the left and right sides of the outer wall of the lower limiting ring 10, the axis of the return spring 17 is coincided with the axis of the plug connector 1, and the two return springs 17 are arranged on the left and right sides of the bottom of a base 7 in an inverted splayed shape, so that the base 7 can uniformly bear, one end of a reset spring 17 is hinged with a base 7, a handle is fixedly connected to the middle of the outer wall of the front portion of the base 7, through grooves in the bottom of the base 7 are sleeved on the outer walls of the plug connector 1 and the rack 9, a user can conveniently grasp the device and clamp the device on an air inlet of a silica gel tank, two fluted discs 6 are fixedly connected to the front side and the rear side of the inner wall of the base 7, the tooth surfaces of the fluted discs 6 are meshed with the tooth surfaces of the rack 9, second connecting rods 5 are fixedly connected to the outer wall of each fluted disc 6, the number of the second connecting rods 5 is four, every two second connecting rods 5 are in one group, the two second connecting rods 5 in each group are arranged in an inverted splayed shape, one end of each second connecting rod 5 is hinged with a clamping arm 3, first connecting rods 4 are hinged to the lower ends of the front side and the rear side of each clamping arm 3, the first connecting rods 4 are the same as the second connecting rods 5, one end of the first connecting rod 4 is hinged on the inner wall of the base 7, a limiting rod 13 is inserted in the middle of the upper end of the front part of the base 7, the other end of the limiting rod 13 is a square ring, a forefinger of a user is convenient to sleeve in the square ring, the user can use the forefinger to pull out the limiting rod 13, one end of the limiting rod 13 penetrates through the front plate of the base 7 and extends into the sliding groove 8, a limiting spring 14 is sleeved on the outer wall of one end of the limiting rod 13, a semicircular groove 16 is formed in the top of the clamping arm 3, an air inlet hole 15 is formed in the middle of the inner part of the plug connector 1, a fastening nut 11 is in threaded connection with the bottom end of the plug connector 1, an air source connector 12 is fixedly connected with the bottom of the plug connector 1, through the matching use of the fluted disc 6 and the rack 9, the user grasps the handle to press the plug connector 1 against, use convenient and fast, and can let the user relapse repetitious usage and can not appear uncomfortable phenomenon in the actual production process, cooperation through reset spring 17 and gag lever post 13 is used, outwards pull gag lever post 13 and under reset spring 17's pulling force, make 6 anticlockwise rotations of fluted disc, the arm lock 3 on device both sides can part, the user grasps the handle and can take off the device, clamp the device again on another detects the transformer tank who treats, the device no matter clip or loosen the silica gel jar air inlet and all simply convenient, can not make palm muscle spasm phenomenon appear.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, the terms "comprises," "comprising," 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.

Claims (6)

1. The fixture joint for detecting the air tightness of the transformer oil tank comprises a plug connector (1) and is characterized in that a sealing ring (2) is sleeved in a groove at the upper end of the outer wall of the plug connector (1), racks (9) are fixedly connected to the left side and the right side of the middle of the outer wall of the plug connector (1), a sliding groove (8) is formed in the front side surface of each rack (9), limiting rings (10) are fixedly connected to the top and the bottom of each rack (9), the inner walls of the two limiting rings (10) are fixedly connected to the upper end and the lower end of the outer wall of the plug connector (1), reset springs (17) are hinged to the left side and the right side of the outer wall of each limiting ring (10), a base (7) is hinged to one end of each reset spring (17), two fluted discs (6) are fixedly connected to the front side and the rear side, the tooth surface of the fluted disc (6) is meshed with the tooth surface of the rack (9), the outer wall of the fluted disc (6) is fixedly connected with a second connecting rod (5), one end of the second connecting rod (5) is hinged with a clamping arm (3), the lower ends of the front side and the rear side of the clamping arm (3) are hinged with first connecting rods (4), one end of each first connecting rod (4) is hinged on the inner wall of the base (7), a limiting rod (13) is inserted in the middle of the upper end of the front part of the base (7), one end of each limiting rod (13) penetrates through the front plate of the base (7) and extends into the sliding groove (8), a limiting spring (14) is sleeved on the outer wall of one end of each limiting rod (13), a semicircular groove (16) is formed in the top of the clamping arm (3), an air inlet hole (15) is formed in the middle of the inner part of the plug column connector (1), and a fastening nut (11, the bottom of the plug connector (1) is fixedly connected with an air source connector (12).

2. The clamp joint for detecting the airtightness of the oil tank of the transformer as claimed in claim 1, wherein a handle is fixedly connected to the middle of the outer wall of the front portion of the base (7), and the through groove at the bottom of the base (7) is sleeved on the outer walls of the plug connector (1) and the rack (9).

3. The clamp joint for detecting the airtightness of the oil tank of the transformer according to claim 1, wherein the axis of the return spring (17) coincides with the axis of the plug-and-post connector (1), and the two return springs (17) are arranged in an inverted-V shape on the left and right sides of the bottom of the base (7).

4. The clamp joint for detecting the airtightness of the oil tank of the transformer according to claim 1, wherein the other end of the limiting rod (13) is a square ring.

5. The clamp joint for detecting the air tightness of the transformer oil tank as claimed in claim 1, wherein the number of the second connecting rods (5) is four, and each two second connecting rods (5) are in a group, and each group of two second connecting rods (5) is arranged in an inverted splayed shape.

6. The clamp joint for the airtightness detection of the oil tank of the transformer according to claim 1, wherein the number of the first connecting rods (4) and the number of the second connecting rods (5) are the same, and the first connecting rods (4) and the second connecting rods (5) are parallel to each other and are positioned right above the second connecting rods (5).

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