Flange connection structure of mining flame-proof transformer

Abstract

The utility model relates to the technical field of mining flame-proof transformers, and discloses a flange connection structure of a mining flame-proof transformer, which comprises a main body mechanism, a damping mechanism and a dust removal mechanism, the damping mechanism is positioned at the inner end of the main body mechanism, and the dust removal mechanism is positioned at the inner end of the main body mechanism. The main body mechanism comprises a protective shell, an explosion-proof transformer body and a positioning plate I, and the explosion-proof transformer body is movably mounted at the inner end of the protective shell. According to the flange connection structure of the mining flameproof transformer, through installation of a main body mechanism and fixed installation of a first arc-shaped block and a third arc-shaped strip, a user installs a protection shell at the upper end of a first positioning plate, the first positioning plate is fixed through a second positioning hole, and a first embedding block is embedded into the inner end of a second embedding hole; and a first arc-shaped block and a third arc-shaped strip are embedded into a first arc-shaped groove and a fourth arc-shaped groove correspondingly, then a first threaded hole and a second threaded hole are fixedly connected through bolts, the protective shell is limited, and the stability of the structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flameproof transformers for mining, in particular to a flange connection structure of flameproof transformers for mining. Background Art

[0002] Mining flameproof dry-type transformers are used in places with explosion hazards in mines. This type of transformer is mostly made into dry type. The main structural feature is that all joint surfaces of the box shell are made according to flameproof requirements. Mining flameproof dry-type transformers are used in places with explosion hazards in mines. This type of transformer is mostly made into dry type. The main structural feature is that all joint surfaces of the box shell are made according to flameproof requirements.

[0003] The existing patent CN214898016U proposes a connection structure between the wiring chamber and the flange of a flameproof transformer for mining. The utility model has a simple structure and is easy to operate. A cylindrical structure is used to connect the explosion-proof casing of the flameproof transformer for mining with the high and low pressure flanges to form a cylindrical wiring chamber. The cylindrical structure saves space utilization more than before, and welding is time-saving and labor-saving, reducing the welding process, saving manpower, simplifying the welding construction steps, and shortening the construction period.

[0004] However, although the existing patent CN214898016U saves space utilization, saves time and effort in welding, reduces welding procedures, saves manpower, simplifies welding construction steps, and shortens construction period, after the transformer is fixed, due to the influence of its own weight, when the connection is rusted and loosened, its original position may be offset during its use. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The purpose of the utility model is to provide a flange connection structure for a mining flameproof transformer, so as to solve the problem that after the transformer is fixed, due to the influence of its own weight, when the connection is rusted and loosened, its original position may be offset during its use.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a flange connection structure of a flameproof transformer for mining, comprising a main body mechanism, a shock absorbing mechanism and a dust removal mechanism, wherein the shock absorbing mechanism is located at the inner end of the main body mechanism, the dust removal mechanism is located at the inner end of the main body mechanism, the main body mechanism includes a protective shell, a flameproof transformer body and a positioning plate 1, the flameproof transformer body is movably mounted at the inner end of the protective shell, and the positioning plate 1 is fixedly mounted at the lower end of the protective shell; the main body mechanism also includes a positioning hole 2, a fixing seat, a first threaded hole, an embedded block 1, a first arc block, a first arc groove, a base, a second threaded hole, an embedded hole 2, a third arc shaped bar and the fourth arc-shaped groove, the second positioning hole is fixedly arranged on the inner end of the positioning plate one, the fixing seat is fixedly installed on the upper end of the positioning plate one, the first threaded hole is fixedly arranged on the upper end of the fixing seat, the embedded block one is fixedly installed on the upper end of the fixing seat, the first arc-shaped block is fixedly installed on the upper end of the embedded block one, the first arc-shaped groove is fixedly arranged on the inner end of the embedded block one, the base is fixedly installed on the lower end of the protective shell, the second threaded hole is fixedly arranged on the inner end of the base, the embedded hole two is fixedly arranged on the inner end of the base, the third arc-shaped bar is fixedly arranged on the lower end of the protective shell, and the fourth arc-shaped groove is fixedly arranged on the lower end of the protective shell.

[0009] Preferably, the shock absorbing mechanism includes an extrusion block 1, a movable rod, a spring 1, a fixed block 1, an extrusion block 2, a spring 2 and a fixed block 2. The extrusion block 1 is movably installed at the lower end of the flameproof transformer body. The user installs the protective shell on the upper end of the positioning plate 1, fixes the positioning plate 1 through the positioning hole 2, and the embedding block 1 is embedded in the inner end of the embedding hole 2. The first arc block and the third arc bar are respectively embedded in the first arc groove and the fourth arc groove, and then the first threaded hole and the second threaded hole are fixedly connected with bolts to limit the protective shell and improve the stability of the structure.

[0010] Preferably, the movable rod is movably mounted at the lower end of the extrusion block 1, and the spring 1 is movably mounted at the inner end of the movable rod. When the flameproof transformer body shakes up and down, the movable rod and the spring 1 at its inner end contract to reduce shock to the flameproof transformer body.

[0011] Preferably, the fixing block 1 is fixedly mounted on the lower end of the movable rod, and the extrusion block 2 is fixedly mounted on the right end of the flameproof transformer body. When the flameproof transformer body shakes left and right, the extrusion block 2 squeezes the spring 2.

[0012] Preferably, the second spring is movably mounted on the right end of the second extrusion block, and the second fixed block is fixedly mounted on the right end of the second spring. The second extrusion block squeezes the second spring, and the second spring contracts to reduce the shock of the flameproof transformer body, thereby effectively improving the stability of the structure.

[0013] Preferably, the dust removal mechanism includes an air pump, a dust storage bin, a dust suction pipe and a suction port. The air pump is fixedly mounted on the inner end of the base. When the air pump is started, the dust inside the protective shell is sucked into the dust storage bin through the dust suction pipe and the suction port for storage.

[0014] Preferably, the dust storage bin is fixedly installed at the right end of the vacuum pump, the dust suction pipe is fixedly installed at the upper end of the dust storage bin, and the suction port is fixedly installed at the upper end of the dust suction pipe. The dust storage bin temporarily stores the dust inside the protective shell, which helps to improve the practicality of the structure.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The flange connection structure of the explosion-proof transformer for mining, through the installation of the main body, the fixed installation of the first arc block and the third arc bar, the user installs the protective shell on the upper end of the positioning plate one, fixes the positioning plate one through the positioning hole two, embeds the embedding block one into the inner end of the embedding hole two, the first arc block and the third arc bar are respectively embedded in the first arc groove and the fourth arc groove, and then the first threaded hole and the second threaded hole are fixedly connected with bolts to limit the protective shell, thereby improving the stability of the structure;

[0017] 2. The flange connection structure of the flameproof transformer for mining, through the installation of auxiliary mechanism, through the movable installation of movable rod and spring 1, when the flameproof transformer body shakes up and down, the movable rod and the spring 1 at its inner end contract to reduce the shock of the flameproof transformer body, when the flameproof transformer body shakes left and right, the extrusion block 2 squeezes the spring 2, and the spring 2 contracts to reduce the shock of the flameproof transformer body, which effectively improves the stability of the structure;

[0018] 3. The flange connection structure of the mining explosion-proof transformer, through the installation of the dust removal mechanism, the fixed connection of the dust suction pipe and the suction port, the start of the vacuum pump, the dust inside the protective shell is sucked into the dust storage bin through the dust suction pipe and the suction port for storage, which helps to improve the practicality of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 3 It is a schematic diagram of the three-dimensional structure of the utility model;

[0022] Figure 4 It is a schematic diagram of the three-dimensional structure of the utility model.

[0023] In the figure: 1. main body; 101. protective shell; 102. flameproof transformer body; 103. positioning plate 1; 104. positioning hole 2; 105. fixing seat; 106. first threaded hole; 107. embedded block 1; 108. first arc block; 109. first arc groove; 110. base; 111. second threaded hole; 112. embedded hole 2; 113. third arc strip; 114. fourth arc groove; 2. shock absorbing mechanism; 201. extrusion block 1; 202. movable rod; 203. spring 1; 204. fixing block 1; 205. extrusion block 2; 206. spring 2; 207. fixing block 2; 3. dust removal mechanism; 301. vacuum pump; 302. dust storage bin; 303. dust suction pipe; 304. suction port. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 4 The utility model provides a technical solution: a flange connection structure of a flameproof transformer for mining, comprising a main body mechanism 1, a shock absorbing mechanism 2 and a dust removal mechanism 3, the shock absorbing mechanism 2 is located at the inner end of the main body mechanism 1, the dust removal mechanism 3 is located at the inner end of the main body mechanism 1, the main body mechanism 1 includes a protective shell 101, a flameproof transformer body 102 and a positioning plate 103, the flameproof transformer body 102 is movably mounted at the inner end of the protective shell 101, and the positioning plate 103 is fixedly mounted at the lower end of the protective shell 101; the main body mechanism 1 also includes a positioning hole 104, a fixing seat 105, a first threaded hole 106, an embedded block 107, a first arc block 108, a first arc groove 109, a base 110, a second threaded hole 111, an embedded hole 112, a third arc strip 113 and The fourth arc groove 114, the positioning hole 104 is fixedly set on the inner end of the positioning plate 103, the fixing seat 105 is fixedly installed on the upper end of the positioning plate 103, the first threaded hole 106 is fixedly set on the upper end of the fixing seat 105, the embedded block 107 is fixedly installed on the upper end of the fixing seat 105, the first arc block 108 is fixedly installed on the upper end of the embedded block 107, the first arc groove 109 is fixedly set on the inner end of the embedded block 107, the base 110 is fixedly installed on the lower end of the protective shell 101, the second threaded hole 111 is fixedly set on the inner end of the base 110, the embedded hole 112 is fixedly set on the inner end of the base 110, the third arc strip 113 is fixedly installed on the lower end of the protective shell 101, and the fourth arc groove 114 is fixedly set on the lower end of the protective shell 101.

[0026] The shock absorbing mechanism 2 includes an extrusion block 201, a movable rod 202, a spring 203, a fixed block 204, an extrusion block 205, a spring 206 and a fixed block 207. The extrusion block 201 is movably mounted on the lower end of the flameproof transformer body 102, the movable rod 202 is movably mounted on the lower end of the extrusion block 201, the spring 203 is movably mounted on the inner end of the movable rod 202, the fixed block 204 is fixedly mounted on the lower end of the movable rod 202, the extrusion block 205 is fixedly mounted on the right end of the flameproof transformer body 102, the spring 206 is movably mounted on the right end of the extrusion block 205, and the fixed block 207 is fixedly mounted on the right end of the spring 206. When using the flange connection structure of the flameproof transformer for mining, the user will protect The shell 101 is installed on the upper end of the positioning plate 103, and the positioning plate 103 is fixed through the positioning hole 104. The embedding block 107 is embedded in the inner end of the embedding hole 112. The first arc block 108 and the third arc strip 113 are respectively embedded in the first arc groove 109 and the fourth arc groove 114, and then the first threaded hole 106 and the second threaded hole 111 are fixedly connected with bolts to limit the protective shell 101. When the flameproof transformer body 102 shakes up and down, the movable rod 202 and the spring 1 203 at its inner end contract to reduce the shock of the flameproof transformer body 102. When the flameproof transformer body 102 shakes left and right, the extrusion block 205 squeezes the spring 206, and the spring 206 contracts to reduce the shock of the flameproof transformer body 102.

[0027] The dust removal mechanism 3 includes an air pump 301, a dust storage bin 302, a dust suction pipe 303 and a suction port 304. The air pump 301 is fixedly installed on the inner end of the base 110, the dust storage bin 302 is fixedly installed on the right end of the air pump 301, the dust suction pipe 303 is fixedly installed on the upper end of the dust storage bin 302, and the suction port 304 is fixedly installed on the upper end of the dust suction pipe 303. When the air pump 301 is started, the dust inside the protective shell 101 is sucked into the dust storage bin 302 for storage through the dust suction pipe 303 and the suction port 304.

[0028] Working principle: When using the flange connection structure of the flameproof transformer for mining, the user installs the protective shell 101 on the upper end of the positioning plate 103, fixes the positioning plate 103 through the positioning hole 104, embeds the embedded block 107 into the inner end of the embedded hole 112, and the first arc block 108 and the third arc strip 113 are respectively embedded in the first arc groove 109 and the fourth arc groove 114, and then the first threaded hole 106 and the second threaded hole 111 are fixedly connected with bolts to limit the protective shell 101. When the flameproof transformer body 102 shakes up and down, the movable rod 202 and the spring 1 203 at its inner end contract to reduce the shock of the flameproof transformer body 102. When the flameproof transformer body 102 shakes left and right, the squeezing block 205 squeezes the spring 206, and the spring 206 contracts to reduce the shock of the flameproof transformer body 102. The vacuum pump 301 is started, and the dust inside the protective shell 101 is sucked into the dust storage bin 302 for storage through the dust suction pipe 303 and the suction port 304.

[0029] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A flange connection structure of a flameproof transformer for mining, comprising a main body mechanism (1), a shock absorbing mechanism (2) and a dust removal mechanism (3), characterized in that: The shock absorbing mechanism (2) is located at the inner end of the main mechanism (1), and the dust removing mechanism (3) is located at the inner end of the main mechanism (1). The main mechanism (1) includes a protective shell (101), a flameproof transformer body (102) and a positioning plate (103). The flameproof transformer body (102) is movably mounted at the inner end of the protective shell (101), and the positioning plate (103) is fixedly mounted at the lower end of the protective shell (101). The main body mechanism (1) further comprises a second positioning hole (104), a fixing seat (105), a first threaded hole (106), an embedding block (107), a first arc block (108), a first arc groove (109), a base (110), a second threaded hole (111), a second embedding hole (112), a third arc strip (113) and a fourth arc groove (114), wherein the second positioning hole (104) is fixedly arranged at the inner end of the first positioning plate (103), the fixing seat (105) is fixedly mounted at the upper end of the first positioning plate (103), the first threaded hole (106) is fixedly arranged at the upper end of the fixing seat (105), and the embedding block (110) is fixedly arranged at the upper end of the fixing seat (105). 07) is fixedly mounted on the upper end of the fixing seat (105), the first arc block (108) is fixedly mounted on the upper end of the embedded block one (107), the first arc groove (109) is fixedly set at the inner end of the embedded block one (107), the base (110) is fixedly mounted on the lower end of the protective shell (101), the second threaded hole (111) is fixedly set at the inner end of the base (110), the embedded hole two (112) is fixedly set at the inner end of the base (110), the third arc strip (113) is fixedly mounted on the lower end of the protective shell (101), and the fourth arc groove (114) is fixedly set at the lower end of the protective shell (101).

2. The flange connection structure of a flameproof transformer for mining use according to claim 1 is characterized in that: The shock absorbing mechanism (2) comprises an extrusion block 1 (201), a movable rod (202), a spring 1 (203), a fixed block 1 (204), an extrusion block 2 (205), a spring 2 (206) and a fixed block 2 (207); the extrusion block 1 (201) is movably mounted at the lower end of the flameproof transformer body (102).

3. The flange connection structure of a flameproof transformer for mining use according to claim 2 is characterized in that: The movable rod (202) is movably mounted on the lower end of the extrusion block (201), and the spring (203) is movably mounted on the inner end of the movable rod (202).

4. The flange connection structure of a flameproof transformer for mining use according to claim 3 is characterized in that: The fixing block 1 (204) is fixedly mounted on the lower end of the movable rod (202), and the squeezing block 2 (205) is fixedly mounted on the right end of the flameproof transformer body (102).

5. The flange connection structure of a flameproof transformer for mining use according to claim 4, characterized in that: The second spring (206) is movably mounted on the right end of the second extrusion block (205), and the second fixed block (207) is fixedly mounted on the right end of the second spring (206).

6. The flange connection structure of a flameproof transformer for mining use according to claim 5, characterized in that: The dust removal mechanism (3) comprises an air pump (301), a dust storage bin (302), a dust suction pipe (303) and a suction port (304); the air pump (301) is fixedly mounted on the inner end of the base (110).

7. The flange connection structure of a flameproof transformer for mining use according to claim 6, characterized in that: The dust storage bin (302) is fixedly mounted on the right end of the air pump (301), the dust suction pipe (303) is fixedly mounted on the upper end of the dust storage bin (302), and the suction port (304) is fixedly mounted on the upper end of the dust suction pipe (303).

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