Multi-pipe pinch valve

Abstract

The utility model provides a multi-pipe pinch valve which comprises an electromagnet mechanism and a pipe pressing block installed on the lower side of the electromagnet mechanism, a shell is arranged on the outer side of the pipe pressing block, the two sides, close to the bottom, of the shell are each provided with a set of hose fixing positions, the two sides of the pipe pressing block are each provided with a set of hose clamping positions, and the hose clamping positions are arranged on the outer side of the shell. The hose clamping positions correspond to the hose fixing positions, and each set of hose clamping position and hose fixing position fixes two flexible pipes. Compared with the prior art, the electromagnetic pinch valve has the advantages that the two sets of hose fixing positions are matched with the two sets of hose clamping positions, and the technical problem that two pipelines cannot be connected or disconnected at the same time through an existing electromagnetic pinch valve is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electromagnetic valves, in particular to a multi-tube pinch valve. Background Art

[0002] The electromagnetic pinch valve, also known as the electromagnetic flexible valve or electromagnetic squeeze valve, is a new type of control valve driven by electromagnetic force. The valve is mainly composed of an electromagnetic coil, a movable iron core, a valve body, and a clamping mechanism containing a special flexible tube. When the electromagnetic coil is energized, a magnetic field is generated to move the movable iron core, thereby pushing the clamping mechanism to close or release the internal flexible tube, thereby realizing the switch control or flow regulation function of the fluid.

[0003] However, the existing electromagnetic pinch valve can usually only be provided with one set of pinch structures, that is, it can only open and close two flexible tubes, and the two flexible tubes can only be in one connected and one disconnected state, and it is impossible to achieve the state where the two flexible tubes are connected or disconnected at the same time. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a multi-tube pinch valve, which solves the technical problem that the prior electromagnetic pinch valve cannot connect or disconnect two pipelines at the same time.

[0005] According to an embodiment of the utility model, a multi-tube clamp valve is described, comprising an electromagnet mechanism and a tube pressing block installed on the lower side of the electromagnet mechanism, a shell is provided on the outer side of the tube pressing block, a group of hose fixing positions are provided on both sides of the shell near the bottom, a group of hose clamping positions are provided on both sides of the tube pressing block, the hose clamping positions correspond to the hose fixing positions, and each group of the hose clamping positions and the hose fixing positions fix two flexible tubes.

[0006] The technical principle of the utility model is: two groups of hose fixing positions and two groups of hose clamping positions are arranged to cooperate with each other, that is, four flexible tubes can be connected and disconnected, and the two flexible tubes on both sides close to the upper side or the lower side can be connected or disconnected at the same time, while the flexible tubes on a single side can only be disconnected by one and connected by the other.

[0007] Compared with the prior art, the utility model has the following beneficial effects: by cooperating between two groups of hose fixing positions and two groups of hose clamping positions, the technical problem that the prior electromagnetic pinch valve cannot connect or disconnect two pipelines at the same time is solved.

[0008] Furthermore, a group of the hose fixing positions includes two hose fixing grooves arranged on one side of the shell near the bottom, and a common pin is provided on the lower side of the hose fixing grooves near the bottom of the two groups of the hose fixing positions, and a common pin is also provided on the upper side of the hose fixing grooves near the top of the two groups of the hose fixing positions.

[0009] Furthermore, the axial direction of the pin shaft is perpendicular to the length direction of the hose fixing groove.

[0010] Furthermore, a group of the hose clamping positions includes a tube groove arranged on one side of the tube pressing block, a tube pressing strip is provided at the bottom of the tube groove, and a tube pressing strip is also provided at the bottom of the tube pressing block, and the two tube pressing strips correspond to the two pin shafts respectively.

[0011] Furthermore, the axis of the pin is parallel to the length direction of the tube pressing bar, and the length direction of the tube groove is parallel to the length direction of the hose fixing groove.

[0012] Furthermore, the two groups of hose clamps share a common pipe pressing strip at the bottom of the medium-pressure pipe block.

[0013] Furthermore, the pin shaft on the upper side of the hose fixing groove passes through the tube pressing block, and the tube pressing block is vertically provided with an oblong hole at the position where the pin shaft passes through.

[0014] Furthermore, the electromagnet mechanism includes an outer protective shell, an electromagnet and a moving iron core, the electromagnet and the moving iron core are arranged in the outer protective shell, the outer protective shell is connected to the outer shell, a through hole is provided at the center of the electromagnet, a spring is provided in the through hole, the moving iron core is provided at one end of the electromagnet, the bottom of the moving iron core is connected to the tube pressing block, a screw is provided at the end of the through hole away from the moving iron core, and the two ends of the spring respectively support the screw and the moving iron core. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a cross-sectional view of a multi-tube pinch valve according to an embodiment of the utility model.

[0016] Figure 2 It is a main cross-sectional view of the housing and the tube pressing block of an embodiment of the utility model.

[0017] Figure 3 This is a schematic diagram of the shell structure of an embodiment of the utility model.

[0018] Figure 4 This is a schematic diagram of the structure of a pipe pressing block according to an embodiment of the utility model.

[0019] Figure 5 It is a side sectional view of the housing and the pipe pressing block according to an embodiment of the utility model.

[0020] In the above drawings: 100, electromagnet mechanism; 110, outer protective shell; 120, electromagnet; 121, through hole; 122, spring; 123, screw; 130, moving iron core; 200, tube pressing block; 201, hose clamping position; 210, tube groove; 211, tube pressing strip; 220, oblong hole; 300, shell; 301, hose fixing position; 310, hose fixing groove; 311, pin shaft. DETAILED DESCRIPTION

[0021] The technical solution of the present utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] like Figure 1 The multi-tube clamp valve shown includes an electromagnet mechanism 100 and a tube pressing block 200 installed at the lower side of the electromagnet mechanism 100. A shell 300 is provided on the outer side of the tube pressing block 200. A group of hose fixing positions 301 are provided on both sides of the shell 300 near the bottom. A group of hose clamping positions 201 are provided on both sides of the tube pressing block 200. The hose clamping positions 201 correspond to the hose fixing positions 301. Each group of hose clamping positions 201 and hose fixing positions 301 fixes two flexible tubes.

[0023] like Figure 1 As shown, the electromagnet mechanism 100 includes an outer protective shell 110, an electromagnet 120 and a moving iron core 130, wherein the electromagnet 120 and the moving iron core 130 are arranged in the outer protective shell 110, the outer protective shell 110 is threadedly connected to the outer shell 300, the moving iron core 130 is arranged at one end of the electromagnet 120, and the bottom of the moving iron core 130 is connected to the tube pressing block 200, so that the electromagnet 120 can absorb the moving iron core 130, and then drive the tube pressing block 200 to move, a through hole 121 is provided at the center of the electromagnet 120, a spring 122 is provided in the through hole 121, a screw 123 is provided at one end of the through hole 121 away from the moving iron core 130, and the two ends of the spring 122 respectively support the screw 123 and the moving iron core 130, when the electromagnet 120 is not energized, the spring 122 can drive the moving iron core 130 and the tube pressing block 200 to move downward.

[0024] like Figure 2-3 As shown, a group of hose fixing positions 301 includes two hose fixing grooves 310 arranged on one side of the shell 300 near the bottom, which are used to fix two flexible tubes. A common pin 311 is provided on the lower side of the hose fixing grooves 310 near the bottom of the two groups of hose fixing positions 301, and a common pin 311 is also provided on the upper side of the hose fixing grooves 310 near the top of the two groups of hose fixing positions 301. The axial direction of the pin 311 is perpendicular to the length direction of the hose fixing groove 310, ensuring that the two pins 311 and the tube pressing block 200 can cooperate to press different flexible tubes to achieve the connection and disconnection of the flexible tubes.

[0025] like Figure 2 , 4As shown, a group of hose clamping positions 201 includes a tube groove 210 arranged on one side of the tube pressing block 200, and a tube pressing strip 211 is integrally formed at the bottom of the tube groove 210, and a tube pressing strip 211 is also integrally formed at the bottom of the tube pressing block 200, and the two groups of hose clamping positions 201 share a common tube pressing strip 211 at the bottom of the tube pressing block 200, and the two tube pressing strips 211 correspond to two pins 311 respectively to press the flexible tube, and the specific axis of the pin 311 is parallel to the length direction of the tube pressing strip 211, and the length direction of the tube groove 210 is parallel to the length direction of the hose fixing groove 310.

[0026] like Figure 2 , 4 -5, the pin shaft 311 on the upper side of the hose fixing groove 310 passes through the tube pressing block 200, and the tube pressing block 200 is vertically provided with an oblong hole 220 where the pin shaft 311 passes through, wherein the oblong hole 220 has the same function as the tube groove 210, both of which are to provide movement space for the tube pressing block 200.

[0027] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A multi-tube pinch valve, characterized in that: It includes an electromagnet mechanism and a tube pressing block installed on the lower side of the electromagnet mechanism, a shell is provided on the outer side of the tube pressing block, a group of hose fixing positions are provided on both sides of the shell near the bottom, a group of hose clamping positions are provided on both sides of the tube pressing block, the hose clamping positions correspond to the hose fixing positions, and each group of the hose clamping positions and the hose fixing positions fixes two flexible tubes.

2. The multi-tube pinch valve according to claim 1, characterized in that: A group of the hose fixing positions includes two hose fixing grooves arranged on one side of the shell near the bottom, a common pin is provided on the lower side of the hose fixing grooves near the bottom of the two groups of the hose fixing positions, and a common pin is also provided on the upper side of the hose fixing grooves near the top of the two groups of the hose fixing positions.

3. The multi-tube pinch valve according to claim 2, characterized in that: The axial direction of the pin shaft is perpendicular to the length direction of the hose fixing groove.

4. The multi-tube pinch valve according to claim 3, characterized in that: A group of hose clamping positions includes a tube groove arranged on one side of the tube pressing block, a tube pressing strip is arranged at the bottom of the tube groove, and a tube pressing strip is also arranged at the bottom of the tube pressing block, and the two tube pressing strips correspond to the two pin shafts respectively.

5. The multi-tube pinch valve according to claim 4, characterized in that: The axis of the pin is parallel to the length direction of the tube pressing strip, and the length direction of the tube groove is parallel to the length direction of the hose fixing groove.

6. The multi-tube pinch valve according to claim 4, characterized in that: The two groups of hose clamping positions share one pipe pressing strip at the bottom of the medium-pressure pipe block.

7. The multi-tube pinch valve according to claim 4, characterized in that: The pin shaft on the upper side of the hose fixing groove passes through the tube pressing block, and the tube pressing block is vertically provided with an oblong hole at the position where the pin shaft passes through.

8. The multi-tube pinch valve according to claim 1, wherein: The electromagnet mechanism includes an outer protective shell, an electromagnet and a moving iron core, the electromagnet and the moving iron core are arranged in the outer protective shell, the outer protective shell is connected to the outer shell, a through hole is provided at the center of the electromagnet, a spring is provided in the through hole, the moving iron core is provided at one end of the electromagnet, the bottom of the moving iron core is connected to the tube pressing block, a screw is provided at the end of the through hole away from the moving iron core, and the two ends of the spring respectively support the screw and the moving iron core.

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