Temperature control box with electric leakage protection function for hot runner

Abstract

The utility model discloses a hot runner temperature control box with a leakage protection function, which comprises a box body, a temperature control card used for temperature control is arranged on the front surface of the box body, a shielding net used for blocking foreign matters is arranged on one side of the box body, and a shielding mechanism used for shielding dust of the shielding net is arranged outside the shielding net. The shielding mechanism comprises a shielding assembly and a locking assembly, the shielding assembly comprises a shielding door, the locking assembly comprises a locking block, and one end of the locking block is provided with a fixing block used for installing the locking block. By means of the design of the box body, the shielding net and the shielding mechanism, when the box body is not used, the shielding door can be rotated to enable the locking block to be inserted into the locking hole, the shielding door is fixed to one side of the box body, and at the moment, the interior of the groove is sealed through extrusion of the shielding door and the box body on the sealing ring; therefore, when the box body is not used, dust can be prevented from falling on the outer wall of the shielding net to form accumulated floccules, and the influence on the heat dissipation holes is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of hot runners, in particular to a temperature control box for hot runners with a leakage protection function. Background Art

[0002] The hot runner temperature control box is a device used to maintain the required temperature of the hot runner system. Multiple temperature control cards are set in the temperature control box for multi-line control. A sensor leakage protection device is usually set inside the temperature control card to realize the leakage protection function of the temperature control box. During the use of the temperature control box, it is necessary to dissipate heat through the heat dissipation holes opened on one side of the box. The outer wall of the heat dissipation hole is provided with a shielding net to prevent objects from passing through the heat dissipation hole and entering the inner wall of the temperature control box, affecting the use of the temperature control box. However, when the temperature control box is not in use, dust and other substances will adhere to the outer wall of the shielding net, gradually forming flocs, thereby gradually reducing the heat dissipation area of ​​the heat dissipation hole and affecting the heat dissipation effect. Utility Model Content

[0003] The utility model aims to provide a temperature control box for a hot runner with a leakage protection function to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a temperature control box for a hot runner with a leakage protection function, comprising a box body, a temperature control card for temperature control is arranged on the front of the box body, a shielding net for blocking foreign matter is arranged on one side of the box body, a shielding mechanism for shielding dust is arranged on the outside of the shielding net, the shielding mechanism comprises a shielding assembly and a locking assembly, the shielding assembly comprises a covering door, the locking assembly comprises a locking block, and a fixing block for installing the locking block is arranged at one end of the locking block.

[0005] Preferably, a mounting groove for installing a temperature control card is provided on the front side of the box, handles for moving the box are fixedly connected to both sides of the box, a heat dissipation hole for heat dissipation is provided on one side of the box, the shielding net is arranged on one side of the heat dissipation hole, and one side of the shielding net is fixedly connected to one side of the box.

[0006] Preferably, one end of the covering door is hinged to one side of the box body, and a groove for covering the shielding net is provided on one side of the covering door.

[0007] Preferably, a sealing ring for sealing the groove is fixedly connected to one side of the covering door.

[0008] Preferably, a through slot is provided on one side of the covering door, and an observation window for conveniently observing the interior of the groove is fixedly connected to the interior of the through slot.

[0009] Preferably, a through slot for inserting a fixing block is provided on one side of the covering door, and a locking hole for inserting a locking block is provided on the back side of the through slot.

[0010] Preferably, one end of the fixing block is fixedly connected to one side of the box body, a cavity is provided inside the other end of the fixing block, a through hole is provided on the back of the inner wall of the cavity, and the locking block is connected through the through hole.

[0011] Preferably, a baffle plate for limiting the movement of the locking block is fixedly connected to the front side of the locking block, and a pushing spring for pushing the baffle plate to move is arranged on the front side of the baffle plate.

[0012] Technical effects and advantages of the utility model:

[0013] The utility model utilizes the design of a box body, a shielding net and a shielding mechanism. When the box body is in use, the locking block is disengaged from the locking hole by pressing the locking block, so that the covering door can be rotated to expose the shielding net and perform normal box heat dissipation. When the box body is not in use, the covering door can be rotated to insert the locking block into the locking hole and fix the covering door to one side of the box body. At this time, the sealing ring is squeezed by the covering door and the box body to make the inside of the groove sealed, thereby preventing dust from falling on the outer wall of the shielding net to form lint when the box body is not in use, thereby reducing the impact on the heat dissipation holes. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is one of the schematic diagrams of the overall three-dimensional structure of the utility model.

[0015] Figure 2 This is the second schematic diagram of the overall three-dimensional structure of the utility model.

[0016] Figure 3 For this utility model Figure 2 A is a schematic diagram of the enlarged structure.

[0017] Figure 4 It is a schematic diagram of the three-dimensional structure of the covering door of the utility model.

[0018] Figure 5 It is a schematic diagram of the cross-sectional structure of the locking component of the utility model.

[0019] In the figure: 1. Box body; 2. Temperature control card; 3. Handle; 4. Shielding net; 5. Cover door; 6. Sealing ring; 7. Observation window; 8. Fixing block; 9. Locking block; 10. Baffle; 11. Push spring. DETAILED DESCRIPTION

[0020] 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.

[0021] The utility model provides Figure 1-5 A temperature control box for a hot runner with a leakage protection function is shown, comprising a box body 1, a temperature control card 2 for temperature control is arranged on the front of the box body 1, a shielding net 4 for blocking foreign matter is arranged on one side of the box body 1, a shielding mechanism for shielding the shielding net 4 from dust is arranged on the outside of the shielding net 4, the shielding mechanism comprises a shielding assembly and a locking assembly, the shielding assembly comprises a covering door 5, the locking assembly comprises a locking block 9, and a fixing block 8 for installing the locking block 9 is arranged at one end of the locking block 9.

[0022] Specifically, a mounting groove for installing the temperature control card 2 is opened on the front of the box 1, and handles 3 for moving the box 1 are fixedly connected to both sides of the box 1. A heat dissipation hole for heat dissipation is opened on one side of the box 1, and a shielding net 4 is arranged on one side of the heat dissipation hole, and one side of the shielding net 4 is fixedly connected to one side of the box 1.

[0023] Furthermore, the box body 1, the temperature control card 2, the handle 3 and the shielding net 4 constitute the existing model MD613 liquid crystal temperature control card hot runner temperature control box. Multiple temperature control cards 2 are provided. The temperature control card 2 is provided with a sensor leakage protection device inside. When the leakage is triggered, the leakage protection can be performed by powering off. Two handles 3 are provided, which are symmetrically arranged on both sides of the box body 1, so that the box body 1 can be moved by lifting the handles 3. The shielding net 4 covers the entire heat dissipation hole, thereby preventing large foreign objects from entering the interior of the box body 1 through the heat dissipation hole. The shielding net 4 is fixedly connected to the outer wall of the box body 1 by bolts.

[0024] Specifically, one end of the covering door 5 is hinged to one side of the box body 1, a groove for covering the shielding net 4 is provided on one side of the covering door 5, a sealing ring 6 for sealing the groove is fixedly connected to one side of the covering door 5, a through groove is provided on one side of the covering door 5, and an observation window 7 for observing the inside of the groove is fixedly connected inside the through groove.

[0025] Furthermore, a hinge is provided at one end of the covering door 5, and the covering door 5 is hinged to the box body 1 through the hinge. The area of ​​the groove is 1.2 times the area of ​​the shielding net 4. The groove is opened on the side of the covering door 5 facing the box body 1. The sealing ring 6 is made of rubber material. The sealing ring 6 is fixedly connected to the outer wall of the covering door 5 by gluing. By rotating the covering door 5, the shielding net 4 is covered by the groove, and the covering door 5 is fixed to one side of the box body 1 through the locking assembly. At this time, the covering door 5 and the box body 1 will squeeze the sealing ring 6, so that the sealing ring 6 will deform. , fill the gap between the covering door 5 and the box body 1 to ensure that the groove forms a sealed space, isolate the external dust from the shielding net 4, and ensure that the dust will not fall on the outer wall of the shielding net 4 when the box body 1 is not in use. The observation window 7 is fixedly connected to the inside of the through groove by gluing. The observation window 7 adopts a transparent acrylic plate. The outer wall of the shielding net 4 can be directly viewed through the observation window 7, so as to see whether the outer wall of the shielding net 4 is adhered to dust. If there is dust, the sealing ring 6 may be aged and damaged, and the sealing ring 6 needs to be replaced.

[0026] Specifically, a through slot for inserting the fixing block 8 is provided on one side of the covering door 5, a locking hole for inserting the locking block 9 is provided on the back of the through slot, one end of the fixing block 8 is fixedly connected to one side of the box body 1, a cavity is provided inside the other end of the fixing block 8, an through hole is provided on the back of the inner wall of the cavity, the locking block 9 is connected through the through hole, a baffle 10 for limiting the movement of the locking block 9 is fixedly connected to the front of the locking block 9, and a pushing spring 11 for pushing the baffle 10 to move is provided on the front of the baffle 10.

[0027] Furthermore, the size of the through-slot is 1.1 times the size of the fixed block 8, and the size of the locking hole is 1.1 times the size of the locking block 9. The fixed block 8 is fixedly connected to the box body 1 by welding. The through-hole is the same size as the locking hole. The baffle 10 and the pushing spring 11 are both arranged in the cavity. The size of the baffle 10 is 1.2 times the size of the through-hole. The pushing spring 11 is always in a compressed state in the cavity. When it is necessary to release the lock of the covering door 5, the locking block 9 is pressed toward the fixed block 8 to move the locking block 9 out of the locking hole, and the covering door 5 can be rotated. When the box body 1 stops using, it is necessary to first press the locking block 9 toward the fixed block 8, and then rotate the covering door 5 so that the fixed block 8 is interlaced and connected with the through-slot. When the locking hole moves to the position of the locking block 9, under the action of the restoring force of the pushing spring 11, the baffle 10 is pushed, and the baffle 10 drives the locking block 9 to be inserted into the locking hole, so as to limit the rotation of the covering door 5 and protect the shielding net 4 from dust.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A temperature control box for a hot runner with a leakage protection function, comprising a box body (1), a temperature control card (2) for temperature control is arranged on the front of the box body (1), and a shielding net (4) for blocking foreign matter is arranged on one side of the box body (1). It is characterized in that A shielding mechanism for shielding the shielding net (4) from dust is arranged outside the shielding net (4); the shielding mechanism comprises a shielding component and a locking component; the shielding component comprises a covering door (5); the locking component comprises a locking block (9); and a fixing block (8) for mounting the locking block (9) is arranged at one end of the locking block (9).

2. A hot runner temperature control box with leakage protection function according to claim 1, It is characterized in that The front of the box (1) is provided with an installation groove for installing a temperature control card (2); handles (3) for moving the box (1) are fixedly connected to both sides of the box (1); a heat dissipation hole for heat dissipation is provided on one side of the box (1); the shielding net (4) is arranged on one side of the heat dissipation hole; and one side of the shielding net (4) is fixedly connected to one side of the box (1).

3. A hot runner temperature control box with leakage protection function according to claim 1, It is characterized in that One end of the covering door (5) is hinged to one side of the box body (1), and one side of the covering door (5) is provided with a groove for covering the shielding net (4).

4. A hot runner temperature control box with leakage protection function according to claim 3, It is characterized in that A sealing ring (6) for sealing the groove is fixedly connected to one side of the covering door (5).

5. A hot runner temperature control box with leakage protection function according to claim 4, It is characterized in that A through slot is provided on one side of the covering door (5), and an observation window (7) for conveniently observing the interior of the groove is fixedly connected to the interior of the through slot.

6. A hot runner temperature control box with leakage protection function according to claim 1, It is characterized in that A through slot for inserting a fixing block (8) is provided on one side of the covering door (5), and a locking hole for inserting a locking block (9) is provided on the back side of the through slot.

7. A hot runner temperature control box with leakage protection function according to claim 1, It is characterized in that One end of the fixing block (8) is fixedly connected to one side of the box body (1), a cavity is provided inside the other end of the fixing block (8), a through hole is provided on the back side of the inner wall of the cavity, and the locking block (9) is connected through the through hole.

8. A hot runner temperature control box with leakage protection function according to claim 7, It is characterized in that A baffle (10) for limiting the movement of the locking block (9) is fixedly connected to the front side of the locking block (9), and a pushing spring (11) for pushing the baffle (10) to move is arranged on the front side of the baffle (10).

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