CN207080630U - A kind of electric push-and-pull gate valve - Google Patents

Abstract

It the utility model is related to a kind of electric push-and-pull gate valve, it includes being used for by the valve body of wind and the flashboard for application valve body open and close, electric pushrod is connected with the flashboard, the valve body includes two pieces of risers to fit together, the riser is provided with the first through hole being used for by wind, pad is equipped between the top and bottom of two pieces of risers so as to have gap between two pieces of risers, and the thickness of the pad is not less than the thickness of the flashboard so that flashboard can be moved so as to close or open the first through hole between upper and lower two pads.The gate valve flow is big, easy to control, can realize the control in multiple air channels simultaneously, and cost is low, long lifespan.

Description

A kind of electric push-and-pull gate valve

Technical field

It the utility model is related to valve kind equipment, and in particular to a kind of electric push-and-pull gate valve.

Background technology

Glass solidification machine can be used for preparing composite fireproof glass, and the flame resistant glass curing of the applicant's independent research makes Used time, the air quantity of thermal cycle wind, flow velocity and timing air-supply are all required, the thermal cycle wind pressure of flame resistant glass curing is low (600~700Pa), flow is big (ventilation shaft Ф 150), and temperature is in 120 DEG C, slightly alkaline corrosion.

There is the electronic to pressing from both sides butterfly valve, the valve of the equivalent equal aperture of electric butterfly valve, because valve plate has of many brands currently on the market There is rotating shaft at thickness, center, and actual circulation area has been beaten very heavy discount, calculated according to actual internal area, use the bores of Ф 187.5 Electric butterfly valve equivalent to the bores of the application Ф 150 electric sliding gate valve.It is close in the market with this size Electric butterfly valve only has the dimensions of Ф 200.This flow, 120 DEG C of temperature, the electric butterfly valve market price of anti-alkaline corrosion can be met Lattice are typically at each 5000 yuan or so, and all without the interface of the diameter pipes of Ф 150.

Utility model content

In view of this, the purpose of this utility model is to provide a kind of electric push-and-pull gate valve, solves and exists in the prior art Deficiency.

The purpose of this utility model is to be achieved through the following technical solutions：

A kind of electric push-and-pull gate valve, it includes being used for by the valve body of wind and the flashboard for application valve body open and close, institute State and electric pushrod is connected with flashboard, the valve body includes two pieces of risers to fit together, and the riser, which is provided with, to be used to lead to The first through hole of wind is crossed, is equipped with pad between the top and bottom of two pieces of risers so as to have seam between two pieces of risers Gap, the thickness of the pad not less than the flashboard thickness so that flashboard can be moved between upper and lower two pads so as to The first through hole is closed or opened.

Further, the airduct that the circular tube structure being connected with first through hole edge is provided with the outside of two risers connects Mouth is respectively used to be connected with blast pipe and discharge pipe；First through hole and duct collar on the riser constitute air feed discrepancy Air channel.

Further, one end of the flashboard be solid section be used for the first through hole is closed, the flashboard it is another One end is provided with and first through hole the second through hole of the same size.

Further, the inner side of the riser is provided with annular groove around the periphery of the first through hole, in the annular groove Provided with ring washer.

Further, the first through hole is arranged at the center of the riser, and the pad is arranged at the first through hole Above and below.

Further, the length of the pad is consistent with the length of the riser, and described in the outward flange of pad and two pieces The outward flange alignment of riser；The external diameter of one end that the duct collar is connected with the riser is more than the outer of duct collar free end Footpath is so that its convenient connection blast pipe and discharge pipe.

Further, the one end of the flashboard provided with the second through hole is connected with the electric pushrod.

Further, on the riser, the top of first through hole and it is arranged between the pad of riser upper end and first The bottom of through hole and it is arranged between the pad of riser lower end and is equipped with groove, sealing strip is provided with the groove to increase flashboard With the sealing between the riser.

Further, the electric push-and-pull gate valve includes bottom plate, the bottom of the riser and the left side upper end of the bottom plate Face is fixedly connected, and column is fixedly connected with the right side upper surface of the bottom plate, and the electric pushrod is perpendicularly fixed at described vertical On post.

Further, the bottom of the riser is fixedly connected with the bottom plate by L-square, one of the L-square Face is fixedly connected with the riser by screw, and another face of L-square is fixedly connected with the bottom plate by screw.

Further, the electric push-and-pull gate valve includes the valve body of one or more quantity, and the flashboard is by prolonging Length can control all valve bodies simultaneously.

Further, one end of the flashboard is the solid section that can block the first through hole on all valve bodies, The other end of the flashboard is provided with multiple second through holes, and second through hole is consistent with the quantity of the first through hole, and energy Enough and first through hole, which corresponds, to be coordinated；

One end that the flashboard is provided with second through hole is connected with the electric pushrod.

The utility model at least has the advantages that：

The utility model provides a kind of electric push-and-pull gate valve, and the wind passage mouth run-off of the gate valve is big, the size spirit of bore It is living, size can be adjusted according to being actually needed, can also realize ventilation shaft Ф 150 size, the air channel of the Ф 150 is suitable In the size of the bores of electric butterfly valve Ф 187.5, and the close only sizes of Ф 200 in Ф 150 air channel in the market, with the application Specification.

In the application, flashboard can realize the control in multiple air channels simultaneously, can control simultaneously all to the easy to control of air channel Wind inlet channel or all exhaust air flues, can also control wind inlet channel and exhaust air flue simultaneously, and 1~5 air channel of general control does not have Any problem.

The gate valve is easy to use, good airproof performance, and cost is low, and the price of a gate valve is about 800 yuan or so, and in the market Need 5000 yuan or so.

The gate valve long lifespan, the applicant in practice with experiment, used tens gate valves, all do not have within 3 years or so Any damage or situation about needing repairing.

Brief description of the drawings

Fig. 1 is the left view of the electric push-and-pull gate valve described in the utility model embodiment；

Fig. 2 is the side view of the duct collar described in the utility model embodiment；

Fig. 3 is the structural representation of the flashboard described in the utility model embodiment；

Fig. 4 is the internal slide schematic diagram of the gate valve described in the utility model embodiment；

Fig. 5 is the front view of the gate valve described in the utility model embodiment；

Fig. 6 is the top view of the gate valve described in the utility model embodiment；

Fig. 7 is described in the utility model embodiment when control using flashboard shown in Fig. 3 a valve body, air channel connection Schematic diagram；

Fig. 8 is schematic diagram of the flashboard using Fig. 3 described in the utility model embodiment 2 to double air channels/dual-valve body control；

Fig. 9 is another signal controlled using flashboard shown in Fig. 3 dual-valve body described in the utility model embodiment 2 Figure；

Figure 10 is the structural representation of the flashboard described in the utility model embodiment 2；

Figure 11 is the schematic diagram controlled using flashboard shown in Figure 10 double air channels described in the utility model embodiment 2；

Figure 12 is the structural representation of the flashboard containing two the second through holes described in the utility model embodiment 2；

When Figure 13 is that the flashboard using Figure 12 described in the utility model embodiment 2 is controlled dual-valve body, two air channels are equal Schematic diagram during closing；

Figure 14 is that two air channels are equal described in the utility model embodiment 2 when being controlled using flashboard shown in Fig. 3 dual-valve body Schematic diagram during connection.

1st, riser, 2, flashboard, 3, pad, 4, duct collar, 5, bottom plate, 6, groove, 7, electric pushrod, 8, L-square, 9, Column, 11, first through hole, 12, annular groove, the 21, second through hole, 41, connection end, 42, free end, 61, sealing strip.

Embodiment

The technical scheme in the embodiment of the utility model is clearly and completely described below, it is clear that described reality It is the utility model part of the embodiment to apply example, rather than whole embodiments.Embodiment of the present utility model presented below Detailed description be not intended to limit claimed the scope of the utility model, but be merely representative of of the present utility model selected Embodiment.Based on the embodiment in the utility model, this area commonsense method personnel are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Embodiment 1

As shown in Fig. 1~7, wherein, Fig. 4 is the internal slide schematic diagram of gate valve, that is, when removing a riser, flashboard is two The schematic diagram slided between individual pad.Fig. 5 is the front view of gate valve, while is also to a valve body control using flashboard shown in Fig. 3 When processed, the schematic diagram of air channel closing.

A kind of electric push-and-pull gate valve, it includes one and is used for by the valve body of wind and one for application valve body open and close Flashboard 2, electric pushrod 7 is connected with the flashboard 2；

The valve body includes two pieces of risers 1 to fit together, and the center of the riser 1 is provided be used for by wind first Through hole 11, pad 3 is equipped between the top and bottom of two pieces of risers 1 so as to have between two pieces of risers 1 and the pad The gap of the consistency of thickness of piece 3, i.e. pad 3 are arranged above and below first through hole 11；The thickness of the pad 3 is not less than institute The thickness of flashboard 2 is stated so that flashboard 2 can move (i.e. upper and lower two pads 3 and two risers 1 between upper and lower two pads 3 The gap formed) so as to closing and (block) or open the first through hole 11.

One end of the flashboard 2 is that solid section is used to close the first through hole 11, on the other end of the flashboard 2 Provided with second through hole 21 of the same size of first through hole 11.It is preferred that flashboard 2 is provided with one end of the second through hole 21 and the electricity Dynamic push rod 7 connects, then flashboard 2 need not stretch out beyond riser 1 or extend slightly out a bit substantially.

The outside of two risers 1 is connected with the duct collar 4 of circular tube structure, specifically, the duct collar 4 It is fixedly connected with the edge of the first through hole 11 in the outside of riser 1, two duct collars 4 connected on two risers 1 are respectively used to It is connected with blast pipe and discharge pipe, then wind is passed through out of first through hole 11.

The external diameter of one end (can be described as connection end 41) that the duct collar 4 is connected with the riser 1 is more than duct collar 4 The external diameter of the external diameter of free end 42, i.e. duct collar 4 close to the side of riser 1 is more than the external diameter away from the side of riser 1, then more square Just duct collar 4 is made to be connected with blast pipe and discharge pipe.

The length of the pad 3 is consistent with the length of the riser 1, and is arranged at the top end face of the pad 3 of the upper end of riser 1 Alignd with the top end face of two pieces of risers 1, be arranged at the bottom face of the pad 3 of the lower end of riser 1 and the bottom of two pieces of risers 1 Align end face.The cooperation in the gap between the structure and flashboard 2 of the structure combination flashboard 2 and two risers 1, can be certain The effect of sealing is played in degree so that the gate valve will not make wind leak outside.

The inner side of the riser 1 is provided with annular groove 12 around the periphery of the first through hole 11, is set in the annular groove 12 There is a ring washer, during concrete operations, ring washer can be slightly higher than annular groove 12, then can make the sealing of flashboard 2 and riser 1 more It is good.

The duct collar 4 can be connected by screw between annular groove 12 and first through hole 11.

The electric push-and-pull gate valve also includes bottom plate 5, and the bottom of the riser 1 and the left side upper surface of the bottom plate 5 are consolidated It is fixed to connect, column 9 is fixedly connected with the right side upper surface of the bottom plate 5, the electric pushrod 7 is perpendicularly fixed at the column On 9.

The bottom of the riser 1 is fixedly connected with the bottom plate 5 by L-square 8, a face of the L-square 8 and institute State riser 1 to be fixedly connected by screw, another face of L-square 8 is fixedly connected with the bottom plate 5 by screw.

As further preferred embodiment, on the riser 1, the top of first through hole 11 is with being arranged on riser 1 Between the pad 3 at the end and bottom of first through hole 11 and it is arranged between the pad 3 of the lower end of riser 1 and is equipped with groove 6, it is described Sealing strip 61 is provided with groove 6 to increase the sealing between flashboard 2 and the riser 1.

The groove 6 runs through the end face of left and right two of the riser 1 (left and right is for front view)；

In the present embodiment, only in the case of a valve body, if the solid section of flashboard 2 is aligned by riser 1 and wind During the air channel that interface tube 4 is formed, air channel is closed, as shown in Figure 5；If the second through hole 21 of flashboard 2 is aligned into air channel, air channel is beaten Open, as shown in Figure 7.

Embodiment 2

On the basis of embodiment 1, the valve body quantity in the electric push-and-pull gate valve can be 2, using institute in embodiment 1 The flashboard 2 stated can make the first through hole 11 in two valve bodies while one opening of opening or a closing, as shown in Fig. 8~9.Should In the case of, two valve bodies can one be that air intake one is air-out, then two valve bodies of air intake and air-out can use a flashboard 2 simultaneously Control；Certainly, two valve bodies be may be alternatively provided as it is air intake or is air-out according to being actually needed.

If the solid section length increase in the left side of flashboard 2 is set also to realize two for that by two valve bodies while can shelter from Individual valve body is turned off, as shown in Figure 10~11.

If setting two the second through holes 21 coordinated with two valve bodies on the right side of flashboard 2 simultaneously, left side is set can be simultaneously Stop the solid section of two first through hole 11, as shown in Figure 12~14, then control is more convenient, and will not be from two risers 1 Between gap in leak out, therefore, if conditions permit, preferential this method control.

Embodiment 3

On the basis of embodiment 1 or 2, the valve body quantity in the electric push-and-pull gate valve can be more than 2, the flashboard 2 can simultaneously control all valve bodies by extending length, and principle can be found in embodiment 1 or 2.

Specifically, one end of the flashboard 2 is the solid section that can block the first through hole 11 on all valve bodies, described The other end of flashboard 2 is provided with multiple second through holes 21, and second through hole 21 can be with the quantity one of the first through hole 11 Cause, and can correspond and coordinate with first through hole；The flashboard 2 be provided with second through hole 21 one end with it is described electronic Push rod 7 connects.It then can be achieved to control while multiple valve bodies, control mode leads to the control mode of accompanying drawing 12~14 in embodiment 2.

Embodiment 4

When it is implemented, it is stroke 180mm thrust 750N, operating voltage DC24V that electric pushrod 7 is available.It is electronic to push away Bar 7 can also order goods with producer according to demand in electrical equipment market purchasing.

Base can be manufactured with carbon steel or stainless steel, and base and column 9 are welding processing, are then made at zinc-plated or other anti-corrosions Reason.

Body portion：Pad 3 is manufactured by the thick steel discs of 1.5mm, and it controls two pieces of risers 1 to ensure midfeather after combining It is 1.5mm, ensures the sealing that sealing strip 61 and ring washer have suitable decrement to keep gate valve, while ensures that 1.2mm is thick again Flashboard 2 have suitable gap in 1.5mm space, push-and-pull slides freely.First through hole 11, the second through hole 21 and airduct connect The diameter of mouth 4 can be 150mm or so, and the external diameter (i.e. external diameter major part) that duct collar 4 is connected side with riser 1 is 160mm or so, the height of duct collar 4 can be 30mm, wherein, the height of external diameter wider portion is 10mm or so, and external diameter is smaller Free end 20mm or so.304 stainless steels can be selected in the screw being related to；Aluminium alloy can be selected through porcelain sun in riser 1 Polarization process is that is, light and corrosion-resistant.Fluorine glue material matter can be selected in sealing strip 61 and ring washer, and temperature in use can reach 140 DEG C, simple in construction, electric butterfly valve (cheap 1/3) of the manufacturing cost less than market with flow.

Flashboard 2：From 304 bright plate manufactures, surface smoothness is good, and friction is small, corrosion-resistant, and rigidity and intensity are high.

Operation principle：Electric pushrod 7 is become in the presence of DC24V voltage, electronic rotation by worm gear auxiliary driving Into the linear reciprocating motion of push rod, flashboard 2 is driven, realizes and pulls out and promote, each air channel (is had duct collar 4 and first The air channel that through hole 11 is formed) action connected with closing is produced, so as to realize the control to air channel.Have inside electric pushrod 7 Stopping means, position is arrived and has been automatically stopped and commutates.

Electric push-and-pull gate valve, operate steadily, no noise, windage are small, distinguished and admirable flux is big and will not produce vortex and rapid Flow phenomenon, it is easy to accomplish Automated condtrol.

Plug-type gate valve in the present embodiment, it is adapted to the occasion of low pressure (1200Pa) big flow.Can be same if lengthening riser 1 When 2~5 air channels even more air channels.The electric pushrod 7 of different strokes need to be allocated.Same open can be satisfied with during multi-way contral With the control requirement closed.This is that electric butterfly valve institute is irrealizable.It is equipped with the time relay or the control of other circuits can be used for Automatic production line is supporting.

For the electric push-and-pull gate valve in the utility model, every will fill 3 sets of sheets in the curing of the applicant's production Electric push-and-pull gate valve described in utility model.From 2014 till now, 60 sets of electric push-and-pull gate valves of 20 equipment are steady always Run, be not out of order.

In the utility model, when the quantity more than one of valve body, solid section is with being provided with the second through hole 21 on flashboard 2 Part can flexibly set, realize the flexible control of different first through hole 11, but as long as principle as the utility model, Belong to the scope of protection of the utility model.

In addition, the flashboard 2 in the application can be not provided with the second through hole, then flashboard 2 is stretched into the gap between riser 1 just Air channel can be closed, all pulling out can realize and all connect.But this method there may be situations such as leaking out, therefore the applicant passes through Use for many years gradually optimizes, and has obtained the flashboard flexibly containing the second through hole.

Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this area For technical staff, the utility model can have various changes and change.All institutes within spirit of the present utility model and principle Any modification, equivalent substitution and improvements of work etc., should be included within the scope of protection of the utility model.

Claims (10)

1. a kind of electric push-and-pull gate valve, it includes being used for by the valve body of wind and the flashboard for application valve body open and close, described Electric pushrod is connected with flashboard, it is characterised in that：

The valve body includes two pieces of risers to fit together, and the riser is provided with the first through hole being used for by wind, two pieces Pad is equipped between the top and bottom of the riser so as to have gap between two pieces of risers, and the thickness of the pad is not low In the flashboard thickness so that flashboard can be moved between upper and lower two pads so as to the first through hole is closed or Open.

2. electric push-and-pull gate valve according to claim 1, it is characterised in that：It is provided with the outside of two risers and leads to first The duct collar of the circular tube structure of bore edges connection is respectively used to be connected with blast pipe and discharge pipe；On the riser One through hole and duct collar constitute the air channel of air feed discrepancy.

3. electric push-and-pull gate valve according to claim 2, it is characterised in that：One end of the flashboard is used for for solid section The first through hole is closed, the other end of the flashboard is provided with and first through hole the second through hole of the same size.

4. electric push-and-pull gate valve according to claim 3, it is characterised in that：The inner side of the riser is logical around described first The periphery in hole is provided with annular groove, and ring washer is provided with the annular groove.

5. electric push-and-pull gate valve according to claim 4, it is characterised in that：The first through hole is arranged at the riser Center, the pad are arranged above and below the first through hole；

The length of the pad is consistent with the length of the riser, and the outward flange of pad and the outward flange pair of two pieces of risers Together；

The external diameter of one end that the duct collar is connected with the riser is more than the external diameter of duct collar free end so that it is convenient Connect blast pipe and discharge pipe.

6. electric push-and-pull gate valve according to claim 5, it is characterised in that：The flashboard is provided with one end of the second through hole It is connected with the electric pushrod；

On the riser, the top of first through hole and it is arranged between the pad of riser upper end and the bottom of first through hole is with setting It is placed between the pad of riser lower end and is equipped with groove, sealing strip is provided with the groove to increase between flashboard and the riser Sealing.

7. electric push-and-pull gate valve according to claim 1, it is characterised in that：The electric push-and-pull gate valve includes bottom plate, institute State the bottom of riser to be fixedly connected with the left side upper surface of the bottom plate, be fixedly connected with the right side upper surface of the bottom plate vertical Post, the electric pushrod are perpendicularly fixed on the column.

8. electric push-and-pull gate valve according to claim 7, it is characterised in that：The bottom of the riser passes through with the bottom plate L-square is fixedly connected, and a face of the L-square is fixedly connected with the riser by screw, another face of L-square It is fixedly connected with the bottom plate by screw.

9. according to electric push-and-pull gate valve according to any one of claims 1 to 8, it is characterised in that：The electric push-and-pull gate valve Valve body including more than one quantity, the flashboard can control all valve bodies simultaneously by extending length.

10. electric push-and-pull gate valve according to claim 9, it is characterised in that：One end of the flashboard is can block institute There is a solid section of the first through hole on the valve body, the other end of the flashboard is provided with multiple second through holes, and described second Through hole is consistent with the quantity of the first through hole, and can correspond and coordinate with first through hole；

One end that the flashboard is provided with second through hole is connected with the electric pushrod.