CN214007477U

CN214007477U - Anti-leakage rotary valve body for high-tightness fracturing truck plunger pump

Info

Publication number: CN214007477U
Application number: CN202022660421.0U
Authority: CN
Inventors: 李国鹏; 赵书友; 王少群; 李会芳; 臧华龙
Original assignee: Puyang Yousheng Petroleum Machinery Manufacturing Co ltd
Current assignee: Puyang Yousheng Petroleum Machinery Manufacturing Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-20
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a prevent rotatory valve body for high leakproofness fracturing truck plunger pump of leakage relates to machine parts technical field. The utility model discloses a fixed establishment and moving mechanism, fixed establishment include the fixing base, and the cross section of fixing base is trapezoidal, and the fixing base top has linked firmly first solid fixed ring, and moving mechanism includes round bar, fixed block and sealing washer, and the moving mechanism joint is fixed in inside the fixed establishment. The utility model discloses a solid fixed ring of second and fixed ring are fixed the solid fixed ring of third to carry on spacingly to the pole, guarantee that the pole reciprocates along its vertical central line level, can not lead to suction not enough, drive gear revolve through rotating the pole, drive the pinion rack through gear revolve and remove to the gear central line, thereby drive the sealing washer shrink to inside the fixed block, then pull up the pole and shift up, and then drive the fixed block and shift up, thereby change the sealing washer, further save operating time.

Description

Anti-leakage rotary valve body for high-tightness fracturing truck plunger pump

Technical Field

The utility model belongs to the technical field of machine parts, especially, relate to a prevent rotatory valve body for high leakproofness fracturing truck plunger pump of leakage.

Background

The fracturing truck is a special vehicle for injecting high-pressure and large-discharge fracturing fluid into a well, pressing a stratum open and extruding a propping agent into a crack, is mainly used for various fracturing operations of oil, gas and water wells, and can also be used for operations such as hydraulic sand blasting, coal mine high-pressure hydraulic coal mining, ship high-pressure hydraulic rust removal and the like, equipment can carry out single-machine and on-line operations, and mainly comprises a vehicle-carrying chassis, a vehicle platform engine, a vehicle platform transmission case, a fracturing pump, a manifold system, a lubricating system, a circuit system, a gas circuit system, a hydraulic system and the like, a valve body is a main working element in a pump body and is matched with a valve seat for use, the opening and closing of a suction end and a discharge end in the fracturing pump are controlled, the aim that the fracturing pump converts low-pressure fluid into high-pressure fluid to be discharged is achieved, and the rotary valve body for the existing leakproof high-tightness fracturing truck plunger pump has the following defects:

1. the valve body belongs to the vulnerable part, and the sealing washer needs to be changed in use, and the rotatory valve body for the high leakproofness fracturing truck plunger pump of current leak-proof is not convenient for the user and takes out from the valve seat is inside to lead to operating time's waste.

2. The existing anti-leakage rotary valve body for the high-tightness fracturing truck plunger pump is easy to deviate in the rising process, so that the suction force is not enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent rotatory valve body for high leakproofness fracturing truck plunger pump of leakage, fix solid fixed ring of third through the solid fixed ring of second and fixed link, thereby it is spacing to carry out the pole, guarantee that the pole reciprocates along its vertical central line level, can not lead to suction not enough, drive gear revolve through rotating the pole, drive the pinion rack through gear revolve and remove to the gear central line, thereby it contracts to the fixed block inside to drive the sealing washer, then pull up the pole and shift up, and then drive the fixed block and shift up, thereby change the sealing washer, further save operating time.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a prevent rotatory valve body for high leakproofness fracturing truck plunger pump of leakage, including fixed establishment and moving mechanism, fixed establishment includes the fixing base, the cross section of fixing base is trapezoidal, and has linked firmly first solid fixed ring on the fixing base top, moving mechanism includes round bar, fixed block and sealing washer, inside the moving mechanism joint was fixed in fixed establishment, the fixing base was convenient for carry on spacingly and fixed to the sealing washer, and first solid fixed ring is convenient for connect and fixed link rod.

Furthermore, first solid fixed ring top has evenly linked firmly four connecting rods, and four connecting rod tops have linked firmly the solid fixed ring of second, fixes solid fixed ring of second through the connecting rod.

Further, the solid fixed ring inner wall of second has evenly linked firmly a plurality of dead levers, and the adjacent one end of a plurality of dead levers has linked firmly the solid fixed ring of third, fixes solid fixed ring of third through the solid fixed ring of second and fixed link to carry on spacingly to the round bar.

Further, the round bar slides in the solid fixed ring inside of third, and the round bar middle part has linked firmly the ring, evenly linked firmly four joint pieces on the ring outer cylinder, linked firmly the gear on the outer cylinder of round bar bottom, fix and then fix the joint piece through the round bar to the ring, rotate through the round bar and drive the gear rotation.

Further, two through-holes have been seted up about its vertical central line symmetry in the middle part of the fixed block, and fixed block bottom inner wall has linked firmly the fixed station, two spouts have been seted up about its vertical central line symmetry in the fixed station top, and the round bar bottom rotates to be connected in fixed station top middle part, fixed block bottom middle part has linked firmly the depression bar, carries on spacingly through the fixed block to the position of sealing washer, is convenient for the round bar through the fixed station and rotates in its inside.

Further, the sealing washer joint is fixed in on the fixed block middle part outer cylinder, and inside two pinion racks that have linked firmly about its vertical central line symmetry of sealing washer, two the pinion rack bottom has all linked firmly the slide bar, and inside two equal slip joints of two slide bars are in two spouts that correspond position department, two the pinion rack is connected with gear engagement, drives the pinion rack through gear rotation and removes to the gear central line to inside driving the sealing washer shrink to the fixed block, then the jack-up round bar shifts up, and then drives the fixed block and shift up, thereby change the sealing washer.

The utility model discloses following beneficial effect has:

1. the utility model discloses a rotate the round bar and drive gear revolve, drive the pinion rack through gear revolve and remove to the gear central line to inside driving the sealing washer shrink to the fixed block, then the jack-up round bar shifts up, and then drives the fixed block and shift up, thereby change the sealing washer, thereby make this prevent the high leakproofness fracturing truck plunger pump of leakage rotatory valve body, convenient to use person takes out from valve seat is inside, and then the renewal part, thereby save operating time.

2. The utility model discloses a solid fixed ring of second and fixed ring are fixed the solid fixed ring of third to carry on spacingly to the round bar, guarantee that the round bar reciprocates along its vertical central line level, thereby make this high leakproofness of preventing leaking fracturing truck plunger pump with rotatory valve body, can not take place the deviation at the in-process that rises, thereby can not lead to suction not enough.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the fixing mechanism of the present invention;

FIG. 3 is a schematic structural view of the moving mechanism of the present invention;

fig. 4 is an explosion effect diagram of the moving mechanism of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

100. a fixing mechanism; 101. a fixed seat; 102. a first retaining ring; 103. a connecting rod; 104. a second retaining ring; 105. fixing the rod; 106. a third fixing ring; 200. a moving mechanism; 201. a round bar; 202. a circular ring; 203. a clamping block; 204. a fixed block; 205. a through hole; 206. a fixed table; 207. a pressure lever; 208. a chute; 209. a gear; 210. a seal ring; 220. a toothed plate; 230. a slide bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1-4, the utility model relates to a prevent rotatory valve body for high leakproofness fracturing truck plunger pump of leakage, including fixed establishment 100 and moving mechanism 200, fixed establishment 100 includes fixing base 101, and the cross section of fixing base 101 is trapezoidal, and the fixing base 101 top has linked firmly first solid fixed ring 102, and moving mechanism 200 includes round bar 201, fixed block 204 and sealing washer 210, and moving mechanism 200 joint is fixed in inside fixed establishment 100, carries on spacingly and fixedly to sealing washer 210 through fixing base 101, connects and fixes connecting rod 103 through first solid fixed ring 102.

Wherein as shown in fig. 2, first solid fixed ring 102 top has evenly linked firmly four connecting rods 103, and four connecting rods 103 tops have linked firmly the solid fixed ring 104 of second, fix the solid fixed ring 104 of second through connecting rod 103, the solid fixed ring 104 inner wall of second has evenly linked firmly a plurality of dead levers 105, and the adjacent one end of a plurality of dead levers 105 has linked firmly the solid fixed ring 106 of third, fix solid fixed ring 106 of third through the solid fixed ring 104 of second and dead lever 105 to it is spacing to carry out round bar 201.

As shown in fig. 2-4, the round rod 201 slides inside the third fixing ring 106, the middle of the round rod 201 is fixedly connected with the circular ring 202, the outer cylindrical surface of the circular ring 202 is uniformly and fixedly connected with four clamping blocks 203, the outer cylindrical surface at the bottom of the round rod 201 is fixedly connected with a gear 209, the round rod 201 is used for fixing the round ring 202 and further fixing the clamping blocks 203, the gear 209 is driven to rotate by the rotation of the round rod 201, the middle of the fixing block 204 is symmetrically provided with two through holes 205 about the vertical central line thereof, the inner wall at the bottom end of the fixing block 204 is fixedly connected with a fixing table 206, the top end of the fixing table 206 is symmetrically provided with two sliding grooves 208 about the vertical central line thereof, the bottom end of the round rod 201 is rotatably connected to the middle of the top end of the fixing table 206, the middle of the bottom end of the fixing block 204 is fixedly connected with a pressing rod 207, the position of the sealing ring 210 is limited by the fixing block 204, the round rod 201 is convenient to rotate inside the fixing table 206, the sealing ring 210 is clamped and fixed on the outer cylindrical surface at the middle of the fixing block 204, and inside its vertical central line symmetry of seal ring 210 has linked firmly two pinion racks 220, two pinion rack 220 bottoms all have linked firmly slide bar 230, and two equal sliding joint of slide bar 230 are inside two spout 208 corresponding position department, two pinion racks 220 are connected with gear 209 meshing, rotate through gear 209 and drive pinion rack 220 to gear 209 central line removal, thereby it contracts to inside fixed block 204 to drive seal ring 210, then pull up round bar 201 and shift up, and then drive fixed block 204 and shift up, thereby change seal ring 210.

The working principle is as follows:

drive gear 209 through rotating round bar 201 and rotate, rotate through gear 209 and drive pinion rack 220 and remove to gear 209 central line, thereby it contracts to fixed block 204 inside to drive sealing washer 210, then the round bar 201 that has pulled up shifts up, and then drive fixed block 204 and shift up, thereby change sealing washer 210, fix solid fixed ring 106 to the third through solid fixed ring 104 of second and dead lever 105, thereby it is spacing to carry out round bar 201, guarantee that round bar 201 reciprocates along its vertical central line level.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a high leakproofness of preventing leakage fracturing truck plunger pump is with rotatory valve body, includes fixed establishment (100) and moving mechanism (200), its characterized in that: fixing mechanism (100) includes fixing base (101), the cross section of fixing base (101) is trapezoidal, and fixing base (101) top has linked firmly first solid fixed ring (102), moving mechanism (200) include round bar (201), fixed block (204) and sealing washer (210), moving mechanism (200) joint is fixed in inside fixing mechanism (100).

2. A rotary valve body for a leak-proof high-tightness fracking car plunger pump according to claim 1, wherein said first fixing ring (102) has four connecting rods (103) attached to the top end thereof uniformly, and said four connecting rods (103) have second fixing rings (104) attached to the top end thereof.

3. A rotary valve body for a leak-proof high-tightness fracking plunger pump according to claim 2, wherein said second fixing ring (104) has a plurality of fixing rods (105) uniformly fixed on its inner wall, and a third fixing ring (106) is fixed on the adjacent end of the plurality of fixing rods (105).

4. A rotary valve body for a leak-proof high leakproofness fracturing truck plunger pump according to claim 3, characterized in that the round rod (201) slides inside the third fixed ring (106), and a round ring (202) is fixedly connected to the middle of the round rod (201), four clamping blocks (203) are uniformly fixedly connected to the outer cylindrical surface of the round ring (202), and a gear (209) is fixedly connected to the outer cylindrical surface of the bottom of the round rod (201).

5. A rotary valve body for a leak-proof high leakproofness fracturing truck plunger pump according to claim 4, characterized in that two through holes (205) are symmetrically formed in the middle of the fixing block (204) about the vertical center line, the inner wall of the bottom end of the fixing block (204) is fixedly connected with a fixing table (206), two sliding grooves (208) are symmetrically formed in the top end of the fixing table (206) about the vertical center line, the bottom end of the round rod (201) is rotatably connected to the middle of the top end of the fixing table (206), and a pressing rod (207) is fixedly connected to the middle of the bottom end of the fixing block (204).

6. A rotary valve body for a leak-proof high leakproofness fracturing truck plunger pump according to claim 5, characterized in that the sealing ring (210) is fixed on the outer cylinder surface in the middle of the fixed block (204) in a clamping manner, and two toothed plates (220) are symmetrically and fixedly connected to the inside of the sealing ring (210) about the vertical center line thereof, two sliding rods (230) are fixedly connected to the bottom ends of the toothed plates (220), the two sliding rods (230) are slidably and fixedly connected to the inside of the two sliding grooves (208) at corresponding positions, and the two toothed plates (220) are in meshing connection with the gear (209).