Heater sealing and fixing structure

Abstract

The utility model discloses a heater sealing and fixing structure which comprises a shell and a shell cover, one end, close to the shell cover, of the shell is fixedly connected with a connecting disc, one side, close to the connecting disc, of the shell cover is fixedly connected with a sealing ring, and one side, close to the connecting disc, of the sealing ring is of a V-shaped structure. A V-shaped groove corresponding to the sealing ring is formed in the outer side wall of the connecting disc, one end of the sealing ring extends into the V-shaped groove in a sliding mode, a rubber pad is fixedly connected to the inner side wall of the V-shaped groove, and four connecting rods distributed in a rectangular mode are fixedly connected to the side, close to the sealing ring, of the shell cover. Hollow grooves corresponding to the connecting rods are formed in the outer side walls of the connecting discs, one ends of the connecting rods penetrate through the hollow grooves in a sliding mode, and sliding grooves are formed in the inner side walls of the hollow grooves. According to the utility model, the disassembly and assembly mode of the heater shell and the shell cover is simplified, so that the convenience and the efficiency are improved, the sealing performance is improved, and the market prospect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a heater technical field especially relates to a kind of heater sealing and fixed structure. BACKGROUND

[0002] The heater is a kind of equipment for converting electric energy or other forms of energy into heat energy, and is widely used in various industrial and life scenes. Its core principle is to convert a certain energy into heat energy, and transfer it to the object that needs to be heated through a specific way.

[0003] At present, the shell and shell cover of the heater are generally connected and fixed by flange plate, and during disassembly and assembly, multiple bolts need to be screwed, and the efficiency and convenience need to be improved. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problems raised in the above background technical field, and proposes a kind of heater sealing and fixed structure.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A kind of heater sealing and fixed structure, including shell and shell cover, the shell is fixedly connected with connecting disc at one end close to shell cover, the shell cover is fixedly connected with sealing ring on the side close to connecting disc, the side close to connecting disc of sealing ring is V-shaped structure, V-shaped groove corresponding with sealing ring is equipped on the outer side wall of connecting disc, one end of sealing ring is slidably extended into V-shaped groove, rubber pad is fixedly connected on the inner side wall of V-shaped groove, the side close to sealing ring of shell cover is fixedly connected with four rectangularly distributed connecting rods, hollow slot corresponding with connecting rod is equipped on the outer side wall of connecting disc, one end of connecting rod is slidably penetrated through hollow slot, sliding slot is equipped on the inner side wall of hollow slot, the inner side wall of sliding slot is slidably wedge-shapedly provided with clamping block, the outer side wall of connecting rod is equipped with clamping groove corresponding with clamping block, one end of clamping block is penetrated through sliding slot and slidably extended into clamping groove, the other end of clamping block is slidably inserted with guide rod, the end away from clamping block of guide rod is fixed with the inner side wall of sliding slot, spring is sleeved on the guide rod, the both ends of spring are fixed with clamping block and the inner side wall of sliding slot respectively, the inner side wall of sliding slot is slidably inserted with wedge-shapedly arranged push block, the end of push block is abutted with the wedge-shaped surface of clamping block, the sliding sleeve of movable ring is arranged on the shell, the end of push block is slidably penetrated through connecting disc and is fixed with movable ring, the side away from connecting disc of movable ring is equipped with supporting ring, the supporting ring is fixedly sleeved on the shell, the side close to movable ring of supporting ring is fixedly connected with a pair of electric push rod, the end away from supporting ring of electric push rod is fixed with movable ring.

[0007] Preferably, the inner side wall of the chute is provided with a limiting groove, the inner side wall of the limiting groove is slidably provided with a limiting block, and the limiting block penetrates the limiting groove and is fixed to the outer side wall of the clamping block.

[0008] Preferably, the end of the push block close to the clamping block is provided with an arc-shaped groove, the inner side wall of the arc-shaped groove is rollingly connected with a ball, and part of the ball penetrates the arc-shaped groove.

[0009] Preferably, the two ends of the electric push rod are fixedly provided with fixing rings, and the two fixing rings are fixed to the outer side walls of the movable ring and the supporting ring, respectively.

[0010] Preferably, the side of the shell cover close to the connecting disc is fixedly connected with a rubber ring.

[0011] Preferably, the connecting disc is made of stainless steel.

[0012] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0013] In the utility model, the shell cover and the shell body can be quickly disassembled and assembled through the setting of the supporting block, the electric push rod, the movable block, the push block, the clamping block and the connecting rod, the process is simplified, and the efficiency is improved.

[0014] In the utility model, the sealing property of the installation is enhanced through the setting of the sealing ring, the sealing ring and the rubber pad. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The utility model provides a kind of structure schematic diagram of the sealing and fixed structure of heater;

[0016] Figure 2 The utility model provides a kind of internal structure schematic diagram of the sealing and fixed structure of heater;

[0017] Figure 3 The utility model provides a kind of structure schematic diagram of place A of the sealing and fixed structure of heater;

[0018] Figure 4 The utility model provides a kind of shell cover partial side view structure schematic diagram of the sealing and fixed structure of heater.

[0019] In the drawing: 1-shell cover, 2-connecting disc, 3-shell body, 4-supporting ring, 5-electric push rod, 6-movable ring, 7-push block, 8-clamping block, 9-connecting rod, 10-sealing ring, 11-spring, 12-guide rod. DETAILED DESCRIPTION

[0020] Clearly, the described embodiments are merely part of the embodiments of the present utility model, rather than all the embodiments.

[0021] With reference to Figures 1-4 A kind of heater sealing and fixed structure, including shell 3 and shell cover 1, shell 3 is fixedly connected with connecting disc 2 at one end close to shell cover 1, for installing connecting rod 9 with hollow groove connection, connecting disc 2 is made of stainless steel material, for playing certain rustproof effect, opening (not shown in drawing) for being communicated with shell 1 is equipped in connecting disc 2, rubber ring is fixedly connected with the side of shell cover 1 close to connecting disc 2, to improve the sealing between shell cover 1 and connecting disc 2, sealing ring 10 is fixedly connected with the side of shell cover 1 close to connecting disc 2, to improve the sealing with V-shaped groove box rubber pad, the side of sealing ring 10 close to connecting disc 2 is V-shaped structure, V-shaped groove corresponding with sealing ring 10 is equipped on the outer side wall of connecting disc 2, one end of sealing ring 10 is slidably extended into V-shaped groove, rubber pad is fixedly connected on the inner side wall of V-shaped groove, four rectangularly distributed connecting rods 9 are fixedly connected with the side of shell cover 1 close to sealing ring 10, to prevent shell cover 1 from loosening, hollow groove corresponding with connecting rod 9 is equipped on the outer side wall of connecting disc 2, one end of connecting rod 9 is slidably penetrated into hollow groove;

[0022] In the embodiment, limit slot is equipped on the inner side wall of sliding slot, limit block is slidably arranged on the inner side wall of limit slot, to limit the moving stroke of clamping block 8 with limit slot, limit block is penetrated into limit slot and is fixed with the outer side wall of clamping block 8, sliding slot is equipped on the inner side wall of hollow groove, clamping block 8 is slidably arranged in wedge-shaped in the inner side wall of sliding slot, to position locking connecting rod 9 with clamping slot, clamping slot corresponding with clamping block 8 is equipped on the outer side wall of connecting rod 9, one end of clamping block 8 is penetrated into sliding slot and is slidably extended into clamping slot, guide rod 12 is slidably inserted into the other end of clamping block 8, to keep the linear movement of clamping block 8, the end of guide rod 12 away from clamping block 8 is fixed with the inner side wall of sliding slot, spring 11 is sleeved on guide rod 12, to pull clamping block 8 and move back to position, the both ends of spring 11 are fixed with clamping block 8 and the inner side wall of sliding slot respectively;

[0023] In the embodiment, the wedge-shaped push block 7 is slidingly arranged on the inner side wall of the chute, and is used to push the clamping block 8 to move. One end of the push block 7 abuts against the wedge-shaped surface of the clamping block 8. The end of the push block 7 close to the clamping block 8 is provided with an arc-shaped groove. The inner side wall of the arc-shaped groove is rollingly connected with a ball, which is used to reduce the resistance when the push block 7 pushes the clamping block 8. Part of the ball penetrates the arc-shaped groove. The movable ring 6 is slidingly arranged on the shell 3, and is used to drive the push block 7 to move. One end of the push block 7 slidingly penetrates the connecting disc 2 and is fixed with the movable ring 6. The side of the movable ring 6 away from the connecting disc 2 is provided with the support ring 4, which is used to support the electric push rod 5. The support ring 4 is fixedly sleeved on the shell 3. The side of the support ring 4 close to the movable ring 6 is fixedly connected with a pair of electric push rods 5, which are used to drive the movable ring 6 to move. The end of the electric push rod 5 away from the support ring 4 is fixed with the movable ring 6. The two ends of the electric push rod 5 are fixedly sleeved with the fixed ring, which is used to improve the firmness of the two ends of the electric push rod 5. The two fixed rings are fixed on the outer side walls of the movable ring 6 and the support ring 4, respectively.

[0024] In the embodiment, first, the shell cover 1 is pushed to move in the direction of the connecting disc 2, so that the shell cover 1 abuts against the connecting disc 2. At this time, the sealing property between the shell cover 1 and the connecting disc 2 is improved by the rubber ring. Meanwhile, the shell cover 1 drives the sealing ring 10 to be inserted into the V-shaped groove (the shell cover 1 also drives the connecting rod 9 to be inserted into and penetrate the hollow groove), and abuts against the rubber pad in the V-shaped groove, so as to play a sealing role and enhance the sealing effect between the shell cover 1 and the connecting disc 2. Then, the electric push rod 5 is started to drive the movable ring 6 to move in the direction of the connecting disc 2. The movable ring 6 drives the push block 7 to move. The push block 7 pushes the clamping block 8 to move, so that the clamping block 8 moves into the clamping groove, thereby locking the position of the connecting rod 9, and preventing the shell cover 1 from being loosened. In this way, the installation work is completed. When disassembling, the push block 7 is driven by the electric push rod to move away from the clamping block 8. Then, the clamping block 8 is pulled to reset by the restoring force of the spring 11 to move away from the connecting rod 9, so as to unlock the position of the connecting rod 9, thereby facilitating the user to remove the shell cover 1.

[0025] The above is only a preferred specific implementation of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A heater sealing and fixing structure comprising a housing (3) and a housing cover (1), characterized in that: The shell (3) is fixedly connected with a connecting disc (2) near one end of the shell cover (1), the shell cover (1) is fixedly connected with a sealing ring (10) near one side of the connecting disc (2), the sealing ring (10) is of V-shaped structure near one side of the connecting disc (2), a V-shaped groove corresponding to the sealing ring (10) is arranged on the outer side wall of the connecting disc (2), one end of the sealing ring (10) is slidably extended into the V-shaped groove, a rubber pad is fixedly connected to the inner side wall of the V-shaped groove, the shell cover (1) is fixedly connected with four connecting rods (9) distributed in a rectangular manner near one side of the sealing ring (10), a hollow groove corresponding to the connecting rod (9) is arranged on the outer side wall of the connecting disc (2), one end of the connecting rod (9) is slidably penetrated through the hollow groove, a sliding groove is arranged on the inner side wall of the hollow groove, a clamping block (8) is slidably arranged in the sliding groove in a wedge shape, a clamping groove corresponding to the clamping block (8) is arranged on the outer side wall of the connecting rod (9), one end of the clamping block (8) is penetrated through the sliding groove and slidably extended into the clamping groove, a guide rod (12) is slidably inserted into the other end of the clamping block (8), the guide rod (12) is fixed to the inner side wall of the sliding groove away from the clamping block (8), a spring (11) is sleeved on the guide rod (12), the spring (11) is fixed to the clamping block (8) and the inner side wall of the sliding groove at two ends, a push block (7) is slidably inserted into the sliding groove in a wedge shape, one end of the push block (7) abuts against the wedge surface of the clamping block (8), a movable ring (6) is slidably sleeved on the shell (3), one end of the push block (7) is slidably penetrated through the connecting disc (2) and fixed to the movable ring (6), a supporting ring (4) is arranged on the side of the movable ring (6) away from the connecting disc (2), the supporting ring (4) is fixedly sleeved on the shell (3), a pair of electric push rods (5) are fixedly connected to one side of the supporting ring (4) near the movable ring (6), and the electric push rods (5) are fixed to the movable ring (6) away from the supporting ring (4).

2. The heater sealing and securing structure according to claim 1, wherein: The inner side wall of the sliding groove is provided with a limiting groove, and a limiting block is slidably arranged on the inner side wall of the limiting groove.

3. The heater sealing and securing structure of claim 1, wherein: One end of the push block (7) near the clamping block (8) is provided with an arc-shaped groove, a plurality of rolling balls are rollingly connected to the inner side wall of the arc-shaped groove, and the rolling balls are partially penetrated through the arc-shaped groove.

4. The heater sealing and securing structure of claim 1, wherein: The electric push rods (5) are fixedly sleeved with fixed rings at two ends, and the two fixed rings are fixed to the outer side walls of the movable ring (6) and the supporting ring (4) respectively.

5. The heater sealing and securing structure of claim 1, wherein: The shell cover (1) is fixedly connected with a rubber ring near one side of the connecting disc (2).

6. The heater sealing and securing structure of claim 1, wherein: The connecting disc (2) is made of stainless steel.

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